Angelo Taylor of the U.S. (L) holds his national flag as he poses with his teammates Bershawn Jackson (2nd L), LaShawn Merritt (C) and Greg Nixon beside official mascot Sarbi after they won the men's 4x400 metres relay final at the IAAF World Championships in Daegu September 2, 2011. REUTERS/Kai Pfaffenbach (SOUTH KOREA - Tags: SPORT ATHLETICS)