dr. mark godley, director, research and development, chestnut health systems, bloomington, illinois. fran, what is the extent of the problem with youth in america? our most recent survey from samhsa is that around 10 million, a little over 10 million of our young people, are using alcohol and substances. that actually breaks down to 26 percent of them are drinking and another 17 percent of them are binge drinking, which is having more than five drinks in a row at one setting. so it's a concern of ours that our young people are really starting to accelerate drinking and drugging than they have in the past. and mark, it's really...as fran has mentioned, alcohol is really the main problem. what other substances are youth taking today? while most youth who use, do use alcohol, marijuana runs a pretty close second with high use in marijuana. but probably the most rapidly growing segment of new use is in the prescription drug area with high increasing numbers of new users coming into the system who've used prescription drugs and normally getting it from a relative or from friends. and inha