MSNBC Live with Craig Melvin 08/25/16

Rio police summon Ryan Lochte to testify

MSNBC's Craig Melvin and Ari Melber discuss breaking news that U.S. Olympic swimmer Ryan Lochte has been summoned back to Brazil by local police - the latest in a series of events following an incident at a gas station involving Lochte and other U.S. Olympic swimmers. ... more Duration: {{video.duration.momentjs}}