CNN CNN Newsroom Live December 19, 2015 09:35:00
Testified in a civil suit brought by one of the victims. in this 2013 deposition tape obtained by abc news, ethan couch talks openly about his drug use. >> taking valium, hydrocodone, marijuana, cocaine, xanax, vyvanse. i even tried ecstasy once. >> reporter: where did it gall wrong? early and often it seems. with a defense and psychologist placing the blame squarely at the feet of ethan's parents. >> ethan learned you should be able to do what you want to do when you want to do it. >> that message generally -- >> reporter: his father denying any blame. >> did you teach ethan that because your...