Denied! Jamaica Women's WorldU20 4x100m relay world record rejected by World Athletics!
New World Record - USA 4 x 100m Gold | London 2012 Olympics - YouTube
Bolt's Last Run in London Results in 3rd Gold, World Record - The New York Times
U.S. Women Break 4x100 World Record - The New York Times
USA Break Women's 4 x 100m Relay World Record - London 2012 Olympics - YouTube
U.S. Women's 4x100 Relay Team Wins Gold, Breaks World Record - Essence
Olympics | U.S. women break 4x100-meter world record
2011 World Track and Field Championships: Jamaica Sets World Record in Relay - The New York Times
Jamaica crush 4x100m Relay World record - 36.84 in London! | NEWS | World Athletics
Jamaica Break Men's 4x100m World Record - London 2012 Olympics - YouTube
U.S. breaks 27-year-old world record in women's 4x100-meter relay for 1st gold since 1996 | The Blade
4 × 100 metres relay at the World Athletics Championships - Wikipedia
Usain Bolt's Jamaica set world record as Great Britain caught in chaos | World Athletics Championships 2011 | The Guardian
Video: Jamaica Men's 4x100m Relay Team Smash World Record In 37.04 To Win Gold - Urban Islandz
We wanted world record' - relay team disappointed to miss out on all-time mark, thrilled to get gold for Jamaica Independence Day
No new World Record for U20 4x100 Jamaicans | Sports | Jamaica Gleaner
Day 15: Bolt anchors Jamaica to relay gold in world record - China.org.cn
American women shatter world record in 4X100 relay | The Spokesman-Review
U20 4x100m WORLD RECORD 38.62!!! - YouTube
Jamaica dominate to win women's 4x100m gold in U20 world record | Loop Jamaica
U.S. women's 4x100 relay sets the world record straight - The Washington Post
Video: Jamaica breaks world U20 4x100m world record - World U20 Championships full results | World-Track and Field
