Doc Rivers, 51, the Los Angeles Clippers' new head coach and senior vice president of basketball operations, speaks at a news conference at the Clippers' training facility in Playa Vista, California June 26, 2013. The Clippers formally introduced Doc Rivers as their head coach on Wednesday after the Boston Celtics agreed to release him from his contract in exchange for a future draft pick. REUTERS/Fred Prouser (UNITED STATES - Tags: SPORT BASKETBALL)