On the Webcast, Dan Balz returns from the RNC meeting in Florida to report on Republican preparations for an open convention in July. Plus, Doyle McManus answers the question "What's next for Bernie Sanders and his movement?" as he continues to fight for the Democratic nomination. And remembering music icon Prince who died this week at 57.

The release of a Senate report detailing the CIA's enhanced interrogation tactics after the September 11 attacks has the CIA, Congress, and present and former administrations scrambling for answers. The New York Times' Mark Mazzetti, Los Angeles Times' Doyle McManus examine results of the five-year investigation. Also Real Clear Politics' Alexis Simendinger and ABC News' Jeff Zeleny explain how