In this NBC News interview, “Today” host Katie Couric talks with Katie Hnida, a star high-school athlete who went on to play football for the University of Colorado. But from the beginning, Hnida says, she silently endured a nightmare — some players asked her for sex, others exposed themselves. Worst of all, in the summer of 2000 she says she was raped by a teammate. Couric: When your story broke, Coach Barnett, as you well know, held a press conference in which he said, "She was awful..." Hnida: For me that was the Coach Barnett that I knew. That was...