It’s rare we follow a story for 15 years. Lesley Stahl reports on Jennifer Thompson, a rape victim who learned years after her attack that an innocent man was sent to prison. Thompson is now bringing together exonerees and crime victims. Norah O'Donnell sits down with Dave Isay, founder of the "One Small Step" program. He hopes to bridge the political divide. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.