meteorologist chad myers. we appreciate it. >> i'm sure everybody clapped. >> we'll see if we can get a person to help you with your map. thanks, chad. >>> the dense cloud of ash is forcing the u.s. military to detour medevac flights from one war zone to another. we want to go live to cnn pentagon correspondent, barbara starr. barbara, obviously the volcano is having an impact on everything, including the military. >> you know, it really is, candy. the u.s. may have the strongest military in the world, but right now, it is still mother nature running the show. >> reporter: joanne and greg are now on their way to see their son andrew, a marine shot in afghanist afghanistan, now finally on his way home via iraq, because of the volcano erupting in iceland. >> i just want to see him. so, it's been a long time since thursday night. >> reporter: the u.s. is now sending some troops wounded in afghanistan into this hospital in iraq because it can't fly them to the primary medical facility in germany. the pentagon worr