US Marshals Release Wanted Poster and Reward for Ethan Couch, Then Receive Hundreds of Leads

In this December 2013 image taken from a video by KDFW-FOX 4, Ethan Couch is seen during his court hearing in Fort Worth, Texas. Authorities are investigating whether Couch, who killed four people in a 2013 drunken-driving wreck, and claimed as part of his defense that he suffered from "affluenza", has fled with his mother to avoid a potential violation of his probation. AP Photo/KDFW-FOX 4, File

This undated wanted poster photo provided by the U.S. Marshals Service, shows Ethan Couch. The U.S. Marshals Service have joined the search for Couch, a teenager who was serving probation for killing four people in a 2013 drunken-driving wreck after invoking a defense that he suffered from "affluenza." U.S. Marshals Service via AP