The third cylinder exchange between Tyson Gay and Mike Rodgers, came out of area, and the United States, which had gone far in second place (37.77), gave the silver medal to China (3801), while the bronze went for Canada (38.13).
A margin of 41 hundredths goal had separated in the last American Usain Bolt, Mike Rodgers, who seemed to crumple before the monumental picture of the lightning when it faced the line. Before Bolt, they had carried the baton Nesta Carter, Asafa Powell and Nickel Ashmeade, while the United States began with Trayvon Bromell and followed with Gatlin, Tyson Gay and Rodgers.
Jamaican supremacy, reflected in the last three world titles and two Olympic, seemed in danger from a US team that mixed seniority Gatlin youth Trayvon Bromell, who escorted the two Usain Bolt in the 100 individual podium.
Also the girls win
Shelly-Ann Fraser-Pryce, individual champion again to finish the job, Jamaica had traveled much of the way to victory, as he had done this season on the World Relay. Once the witness was safe in the hands of 100 champion, Jamaican victory was assured.
On Sixth Street, Veronica Campbell-Brown, Natasha Morrison, Elaine Thompson and Fraser-Pryce realized the American quartet (Inglés Gardner, Alyson Felix, Jenna Prandini and Jasmine Todd), running right on your left: 41.07, new record championships.
United States, Bowie dispensed with Tori for not attending a rally, had to console himself with the silver medal (41.68) and the Trinidad and Tobago team came in third with a new national record (42.03), ahead of Britain, which also he became national record with 42.10. Holland, with 200 individual champion, Dafne Schippers in the second post, was disqualified.
