How Gen. Mark Milley became a 'prop' during Trump photo op

The top U.S. military officer, Gen. Mark Milley, apologized for joining President Trump in a June 1 photo op amid protests over racial violence. Authorities had forcibly cleared protesters near the White House. In a recorded commencement address to the National Defense University, Milley called the decision “a mistake that I’ve learned from.” Nick Schifrin talks to retired Lt. Gen. Ben Hodges.