Team USA Wins 4x100m Gold With World Champ Tori Bowie On Anchor - FloTrack
Women's 4x100m Relay Heats | World Athletics Championships London 2017 - YouTube
Men's 4x100m Relay Heats | World Athletics Championships London 2017 - YouTube
Japan sprinters hungry for greater success - The Japan Times
A golden performance from British quartet to win world title, as Usain Bolt pulls up injured | Fast Running
Alabama's Jereem Richards Wins Gold with Trinidad & Tobago 4x400-Meter Relay at IAAF World Championships - University of Alabama Athletics
US reclaim 4x100m world title, Britain take silver
LONDON, ENGLAND - AUGUST 12: Shuhei Tada, Shota Iizuka, Yoshihide Kiryu and Kenji Fujimitsu of Japan celebrate winning bronze in the Men's 4x100 Relay final during day nine of the 16th IAAF
Winning Moment | Women's 4x100m | IAAF World Championships London 2017 - YouTube
USA Caps Off Historic FINA World Championships with Exclamation Point
US wins women's 4x100 relay, Bolt pulls up in last race | cbs8.com