"It's not a matter of if, it's a matter of when," says Glenn Williams, referring to the certainty that almost every child will be exposed to - and tempted by - alcohol and drugs. How do you talk to your kids about the dangers of substance abuse? Where do you start? How old should they be before you begin that conversation? If you have questions like these, you won't want to miss this broadcast, as Glenn Williams offers practical advice from his book, Talking Smack: Who's Talking to Your Kids About Drugs and Alcohol If You're Not?