Men's 4x100m Medley Relay Final | Rio 2016 Replay
USA wins gold in the men's 4x100m medley final and set a new Olympic Record in Michael Phelps' final race. Watch all Swimming Finals from Rio 2016! http://bit.do/Rio2016-4x100men Subscribe to the official Olympic channel here: http://bit.ly/1dn6AV5
