Part 2: Ethan Couch had three times the legal blood alcohol limit for an adult three hours after the crash.\r<br>\r<br>Part 2: Ethan Couch had three times the legal blood alcohol limit for an adult three hours after the crash. A drunk driver gets in his car, drives away and .\r<br>\r<br>\r<br>\r<br>Make ABC News your daily news outlet for breaking national and world news, broadcast video coverage, and exclusive interviews that will help you stay up to .
