Columbia slammed for ignoring complaints about OB-GYN

Columbia University apologized to thousands of women for allowing an OB-GYN to continue practicing unchecked after he sexually assaulted patients for over two decades. Dr. Robert Hadden was convicted and sentenced to 20 years in prison. But his conviction came years after patients repeatedly warned the university medical center about his behavior. Amna Nawaz discussed the case with Laura Beil.