Ryan O'Callaghan opens up about his life in new memoir "My Life On The Line"

"Former NFL player Ryan O'Callaghan made history in 2017 as one of very few openly gay former football players. He sat down with ""CBS This Morning"" co-host Gayle King in the Toyota Green Room to discuss his new memoir, ""My Life On The Line: How the NFL Damn Near Killed Me and Ended Up Saving My Life."""