Former trainer blows the whistle on killer whale captivity at SeaWorld

A former SeaWorld employee is claiming the theme park downplayed the dangers of keeping killer whales in captivity. John Hargrove was a senior killer whale trainer at SeaWorld in San Diego and San Antonio for 14 years. Alex Ferrer, host of the CBS series "Whistleblower," met with Hargrove to find out what he witnessed behind the scenes.