Former boxers Mike Tyson (L) and Oscar de la Hoya pose at the 5th Annual "Big Fighters, Big Cause" Charity Boxing Night in Santa Monica, California May 20, 2014. The fundraising event raises funds and awareness for Juvenile Diabetes Research and the Children's Hospital Los Angeles. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT HEALTH SOCIETY SPORT BOXING)