Trinidad and Tobago’s Keshorn Walcott competes in the men’s javelin throw final at the London 2012 Olympic Games at the Olympic Stadium

Keshorn Walcott competes in the javelin. (REUTERS/Kai Pfaffenbach)

Keshorn Walcott competes in the javelin. (REUTERS/Kai Pfaffenbach)

Trinidad and Tobago’s Keshorn Walcott competes in the men’s javelin throw final at the London 2012 Olympic Games at the Olympic Stadium August 11, 2012. REUTERS/Kai Pfaffenbach (BRITAIN – Tags: OLYMPICS SPORT ATHLETICS)