After years of athletics heartbreak, Team USA's women's 4x100m relay finds redemption in world record-breaking form at London 2012. Find more about the story behind Record breaking moments in "The Olympics on the Record" series: https://www.olympicchannel.com/en/playback/on-the-record/ Subscribe to the official Olympic channel here: http://bit.ly/1dn6AV5
Visibility: 115323
Duration: 4m 42s
Rating: 1384