"Whistleblower": Cardiologist exposes unnecessary heart surgeries

A Kentucky cardiologist, Dr. Michael Jones, raised concerns when he learned his new patients had received heart surgeries they never needed. In a preview of the CBS series, "Whistleblower," host Alex Ferrer joins "CBS This Morning" to discuss why Jones had to expose a group of fellow doctors. Watch the full report Friday, August 3 at 9/8c on CBS.