drew pinsky. >> pot moms. patrick, start with you. because you at one stage in your life were in support of legalizing marijuana for medical purposes. now you change your mind. why? >> well, because i found out the facts, and the facts are my initial thinking was like most americans, i didn't think it was any big deal. frankly, i thought people who had cancer or some medical need, every member of my family has had cancer, so i wouldn't begrudge them using something to mid gate the effects of chemotherapy for example, but then i saw from looking at it further and i was asked to be on the national institutes of drug abuse board and really learned the science, piers, and when i learned the truth of the impact going down this road towards legalization, it occurred to me my original position was wrong. i hope anybody that sees the facts and see they are wrong will admit it. i will admit it. i was wrong to initially think it was something harmless about medical marijuana, because now what i've seen is there a commercial industry behind this