. >> in massachusetts, 18-year-old aaron deveaux is sentenced tory yien jail for texting while driving and killing a 55-year-old father of three. now a cdc survey on risky behavior finds a third of all high schoolers admitting that texted or e-mailed while driving in the past 30 days. >> it's frustrating while we're making great progress in increasing seat belt use and dekreising kids driving while drinking, other things pop up in their place. >> other findings, the number of kids smoking cigarettes hasn't changed in 18 years, but more kids are regularly smoking marijuana, 23%. and while viewer kids are drinking alcohol, nearly 21% had taken prescription drugs without a prescription. it's no surprise to teen and adolescent psychiatrist. >> drugs and alcohol are being used by the straight-a students and the captain of the football team. >> experts say so much of the abuse is a sign of the tines. with so much pressure at home, at school, and online. >> 15.8% of students had they had considered suicide. nearly 8% had attempted it. a third were sexually active, a third had been involved in