battle ing type i diabetes. and as john donvan reports, the force is strong with the dog. >> reporter: jedi has an acute sense of smell, but it's his sense of timing, spreading this picture over facebook. luke is 7, diagnosed with a chronic condition. >> the doctor says, your son has diabetes, he needs to go to the hospital now. needs shots of insulin several times a day. the other night, the whole family was asleep, luke's blood sugar dropped, and before his monitor could sense it, jedi sounded the alarm. jedi has been trained to smell when luke's levels go too low. >> he's really special to me, because he always knows, his nose can sniff all the way, like, where i am. >> he laid on me. and then i went, oh, no, i think i have to get up and check luke. i think there's an issue. >> reporter: sure enough, luke was able to get his shot. and what do you call that? good timing, good training, and also friendship for real. >> he's my first, best friend. >> reporter: john donvan, abc news, washington. >> that dog is definitely a jedi. >>> we thank you for watching. "gma" first t

despised by all of us who are so sleep-deprived. tonight, abc's john donvan asks have to do this anyway? >> reporter: in this one aspect we are a united america, our uncertainty over this daylight saving thing. >> which way do we turn the clocks? >> backwards? >> reporter: the answer is that the clock moves forward tonight, one hour, which is the hour of sleep you're going to miss. unless, of course, you live in arizona or hawaii where daylight saving is not observed. including california, alaska and rhode island are looking to opt out of the twice-a-year time shift. why do we do this anyway? >> we were sleeping through those summer sunrises. that was considered a waste of resource. >> reporter: during world war i and world war ii, the u.s. went to daylight saving full time to save energy. but some studies today show people drive even more when it's lighter later and some say there are potential health drawbacks. one study in michigan showed that an association between tonight's lost hour of sleep and the jump in heart attacks a day later. still it's how we live, most of us. >> i like t

: your phone will have the right time on it tomorrow morning. just keep it charged. john donvan, abc news, washington. >> change those clocks tonight. >>> "good morning america" and "this week" in the morning. i'm cecilia in new york. good night. [ applause ] wheel... of... fortune! ladies and gentlemen, here are the stars of america's game -- pat sajak and vanna white. pat: thank you so much! thank you, jim. appreciate that. have a wonderful time at the puzzle board. give my best to the letters. hi. good to see you all. get ready. it's "toss up" time at the old corral. our first "toss up" is a "phrase." it's worth $1,000, and here we go. [ bell chimes ] janet. yeah, that's it. you got $1,000. [ applause ] janet schafer. kent, washington. yes, sir. you work at a call center. you help people when they have problems? i help people make and cancel airline reservations. oh, okay. well, good. that's important work, actually. what do you like to do when you're nothard at work with that? i love digging in the dirt in my backyard. i have 17 different varietees of dahlias and roses and flower

have the right time on it tomorrow morning. just keep it charged. john donvan, abc news, washington. >>> "good morning america" and "t " in the morning. i'm cecilia in new york. >>> tonight on "academic challenge." it's brought to you by westfield insurance and now here's the host of "academic challenge" jason nicholas. >> these three teams compete for points by answering questions. the top three scoring teams return for our showdown. these points are important for another reason.

right time on it tomorrow morning. just keep it charged. john donvan, abc news, washington. >>> don't forget to change those clocks. >>> "good morning america" and "this week" in the morning. i'm cecilia in new york. good night. ♪ ♪ (cell phone rings) where are you? well the squirrels are back in the attic. mom? your dad won't call an exterminator... can i call you back, mom? he says it's personal this time... if you're a mom, you call at the worst time. it's what you do. if you want to save fifteen percent or more on car insurance, you switch to geico. it's what you do. where are you? it's very loud there. are you taking a zumba class? [ applause ] wheel... of... fortune! ladies and gentlemen, here are the stars of america's game -- pat sajak and vanna white. pat: thank you so much! thank you, jim. appreciate that. have a wonderful time at the puzzle board. give my best to the letters. hi. good to see you all. get ready. it's "toss up" time at the old corral. our first "toss up" is a "phrase." it'

new twist, and it means everyone gets to participate. here's john donvan. >> reporter: how rolls your easter egg? well here the question was how beeps your egg. because at this easter egg hunt staged in florida the egg did indeed beep which was how these kids who cannot see were not left out of the day. >> did you hear that one? nice. >> reporter: bunny passing through. another way the egg rolled bluetooth chips and a hunt by smartphone. this was, where else? california. prize for finding the golden egg a thousand bucks. meanwhile in cincinnati no prize but the pleasure of the hunt itself. though someone tried to get the gorillas in the zoo on the action which they were into sort of. but you want a crowd an easter egg hunt, try dropping the treasure from the sky and then letting loose hundreds of kids. plastic eggs, chocolate inside, here's what that looks like on this day when we like our eggs more whole and roundish than scrambled fried or sunny side up. john donvan, abc news, washington. >> enjoy all that loot tonight. "gma" first thing in the morning, david muir will be back tomor

52 years. here's john donvan. >> reporter: they were both performers, of course. from the soundstage to the world stage that is politics. but this part, what they had between them, that was authentic. no one doubted that it was as real as love can be. the term of endearment he gave her, he called her "mommy," while he was "ronnie." it belied a passion, a loyalty, and a bond that kept them together half a century. from a letter ronald wrote nancy during his time as california governor, he would, he said, "be without you. you should know this and be aware of how essential you are in this man's life." it went the other way of course. reagan biographer bob coachella. >> nancy loved ronald reagan, i mean, with her whole being. it was a romantic relationship that worked on every level. >> reporter: and so we saw that last kiss. and we know about the visits to the gravesite. and we know what dream she held close. what she told diane sawyer the reverend billy graham told her. >> i just want you to tell me that when i go, that ronnie's going to be there waiting for me. and he said,

? here's abc's john donvan. >> reporter: if you don't recognize the face on these cards -- that's ty cobb, who notched up baseball's best lifetime batting average --.367. but try this number -- millions, what these cards may be worth, after being discovered at a home in the south. the card finders? they're staying anonymous for now. but experts confirm this is a jackpot find. >> i think you could argue that this is the coolest find that we've ever seen. >> reporter: yep, these attic finds are lotterylike. as when, a few years back, audio tapes of dr. martin luther king jr. were found by a writer's son in his dad's attic. recorded in 1960, they've been appraised at $100,000. >> they have followed means that grow out of the highest tradition of nonviolence. >> reporter: then there was the van gogh painting found in an attic in norway. and this 1938 comic book introducing superman found in the wall of an old house. back to baseball cards. you see these? these are not the ty cobb cards. different story. >> a few years back, my cousin carla and myself were cleaning out my grandmother's at

.367 and sticking around a hundred years. john donvan, abc news, washington. >> i'm inspired to go look in my grandmother grandmother's garage. >> stay us with online. i'll see you tomorrow on "good morning america", "this week" in the morning, too. i'm cecilia vega in new york. thanks for watching. >>> we begin with your first alert forecast. another warm and dry weekend but by the end of the weekend we will see changes. less get to stacey donaldson. wet weather headed our way? >> you wouldn't know it by looking outside right now temperatures close to 70 around denver so feels more like springs outside set winter waiting in the wings. at this oint we have 40s, 50s even 60s in the higher elevations 60s and 70s across the flames. we still have a red flag warning for high fire danger in the eastern and southern winds not too bad picking up where we have red flag warnings for that high fire danger. we have moisture coming in through southwestern colorado at this point, only going to become more widespread as we go through the rest of the weekend. outside 64, a wind speed of 13 miles a

sleep deprived. but tonight, abc's john donvan asks that annual question -- why do we have to do this anyway? >> reporter: in this one aspect, we are a united america. our uncertainty over this daylight saving thing. >> which way do we turn the clocks? forwards or backwards? >> let me think for a second. backwards? >> um, i think backwards. >> reporter: the answer is that the clock moves forward tonight, one hour, which is the hour of sleep you're going to miss. unless, of course, you live in arizona or hawaii, where daylight saving is not observed. lawmakers in some states including california, alaska and rhode island are looking to opt out, also, of the twice a year time shift. why do we do this anyway? >> we were sleeping through those early morning sunrise times in the summer. and that was considered a waste of a tremendous natural resource. >> reporter: that's the main reason why during both world war i and world war ii, the u.s. went to daylight saving full-time. in part, to save energy. but some studies now days suggest people drive even more when it's lighter later, and some s

, but then the violence of war split the team up. until tonight. here's abc's john donvan. >> reporter: rocky the dog was an online celebrity, even before crossing the tarmac this week for a military flight home from germany, the last leg of a rough journey that began back in december in afghanistan. when rocky was brought in wounded after he and his handler, specialist andrew brown, were both caught in an explosion. brown was awarded a purple heart and he gave one to rocky and this spread all over social media. >> 100% trust in your dog, that's the number one thing. >> reporter: in time, brown came back to the u.s. to continue his recovery. but rocky has been in germany undergoing repeated surgeries to his pelvis and physiotherapy to see how much use of his right left rear leg he can get back. 4,000 hours has gone into his giving rocky a comeback. justified? >> he's an asset as a military working dog who's capable and comfortable and skilled at doing his job. >> reporter: it was hard to say good-bye in germany, but here is the hello again at the other end for specialist brown. the rec

her devotion to the love of her life. abc's john donvan looks back. performers, of course. from the soundstage to the world stage that is politics. but this part, what they had between them, that was no one doubted that it was as real as love can be. the term of endearment he gave while he was "ronnie." it belied a passion, a loyalty, and a bond that kept them together half a century. from a letter ronald wrote nancy during his time as california governor, he would, he said, "be totally lost and desolate without you. you should know this and be aware of how essential you are in this man's life." it went the other way of course. reagan biographer bob colacello. >> nancy loved ronald reagan, i mean, with her whole being. it was a romantic relationship that worked on every level. >> reporter: and so we saw that last kiss. and we know about the visits to the gravesite. and we know what dream she held close. what she told diane sawyer the reverend billy graham told her. >> i just want you to tell me that when i go, that ronnie's going to be there waiting for me. and he said, "oh, yes. ab

time of work and rehabilitating injuries this dog is finally having his day. here's abc's john donvan. >> rocky was an online celebrity even before crossing the tarmac for a flight home from germany, the last leg of a rough journey that began back in december in afghanistan when rocky was brought in wounded after he and his handler specialist andrew brown were both caught in an explosion. brown was awarded a purple heart and he gave one to rocky and this had spread all over social media. >> got to have 100% trust in your dog. that's the number one thing. >> in time brown came back to the u.s. to continue his recovery. >> doing good. >> but rocky has been in germany undergoing repeated surgeries to his pelvis and physiotherapy to see how much use of his left rear leg he can get back. 4,000 hours has gone into good-bying rocky a comeback. justified? >> he's an asset as a military working dog who's capable and comfortable and skilled at doing his job. >> reporter: it was hard to say good-bye in germany but here is the hello again at the other end for specialist brown. >> oh, wow. >> the recognitio

. some 20 cousins have now divided them up amicably. so, thanks to ty cobb for a hundred years. john donvan x abc news, washington. >> i'mstay us with online. i'll see you tomorrow on "good morning america", "this week" in the rning, too. have a great saturday night. (music playing) i feel pretty (west side story) not every cake can be handcrafted in store by skilled decorators layered with fresh berries and frososd to perfection like our publix bakery chantilly cake it'll be remembered for all the right reasons. publix. where shopping is a pleasure. i love new york. wheel... of... ladies and gentlemen, here are the stars of america's game, pat sajak and vanna white. here we are. thank you. thank you, jim. thank you, folks. nice to have you here. it's nice to have you over there, too. all right. no more applause. time to play. let's go. grab those devices. our fit "toss up" is coming up. it's worth $1,000. "on the map." whoop. boink. go. [ laughs ] [ bell chimes ] mike. the bronx and d ooklyn. you got it. yes, sir. nothing to it for mike gallagher, who is from minneapolis, and, now,

everyone being able to participate. here's abc's john donvan. >> reporter: how rolls your easter egg? well, here the question was how beeps your egg? because at this easter egg hunt staged in florida the eggs did indeed beep which was how these kids who cannot see were not left out of the day. >> did you hear that one? nice. >> reporter: not with the easter bunny passing through. >> if one child had a joyful day, it's a good day. >> reporter: another way the egg rolled, bluetooth chips and a hunt by smartphone. this was, where else? california. prize for finding the golden egg a thousand bucks. >> wow! >> reporter: meanwhile in cincinnati, no prize except the pleasure of the hunt itself. action which they were into, sort of. but if you want a crowd for an easter egg hunt, try dropping the treasure from the sky and then letting loose hundreds of kids. plastic eggs, chocolate inside, here's what that looks like on this day when we like our eggs more whole and roundish than scrambled, fried, or sunny side up. john donvan, abc news, washington. >> our producer scott said good thing they weren'

fortune in rare very american artifacts. john donvan has more. >> reporter: if you don't recognize the face on these cards that, is ty cobb lifetime batting average .367. try this number, millions. what these cards may be worth after being discovered at a home empty south. the cards finders are staying anonymous for now. experts confirm this is a jackpot find. >> i think you could argue this is the coolest find we've ever seen. >> reporter: these attic finds are lottery i don't think like as when a few years back, audio tapes of dr. martin luther king jr. were found by a writer's son in his dad's attic recorded in 1960, appraised at $100,000. >> and they have followed means that grow out of the highest tradition of nonviolence. >> reporter: there was the van gogh painting found in a attic in norway and there comic back found in the wall of an old house. back to the cards. these are not the ty cobb cards. different story. >> a few years back, my cousin carla and myself were cleaning out my buried in one of the boxes was stacks of 1910 e-98 baseball cards. >> reporter: jackpot again. mor

devoted to protecting his human companion luke who has type 1 diabetes. john donvan reports the force is strong with the dog. >> reporter: of course, because he's a dog, jedi the lab has an acute sense of smell. but it's his good timing that maik made this picture of jedi and the boy he looks after spread all over facebook. here's the story. luke is 7, diagnosed with a chronic condition. >> the doctor says, your son has diabetes, he needs to go to the hospital now. >> reporter: that means luke has to get shots of insulin several times a day when his own insulin levels spike or drop. >> when your child gets sick, you have to bring your child to the hospital. >> reporter: the other night, the whole family was asleep, luke's blood sugar plummeted and before his monitor caught the it was jedi as in swars. jedi and luke. so jedi has been trained to smell when i luke's levels go too low. >> he's really especially to me because he always knows -- his nose can sniff all the way like where i am. >> he laid on me. and then i went, oh, no, i there i have to get up and collect luke. i think there