on the right side of his head, and most of us are right-handed and, therefore, dominant on the left side. so that's something in his favor and, of course, as others have said he's young, fit, strong, all of that will help a tremendous amount. >> well, and of course all the love and prayers from his family. his family is there and he has fans around the world rooting for him as well. dr. ross bullock, thank you for your time today. >> thank you so much. >> you bet. straight ahead, legal weed, colorado, and sock he moms. cnn's casey wayian preparing for big business from, casey, shall we say the unexpected? >> reporter: marijuana retailers are expecting hundreds of millions of dollars in new business when pot becomes legal for recreational use in colorado. we'll tell you who their new customers will be coming up. ♪ i want to spread a little love this year ♪ [ male announcer ] this december, experience the gift of unsurpassed craftsmanship