The 2005 World Youth 100m bronze medallist clocked Bledman 9.99 in the heats to trail 2007 Triple World champion TysonGay, who did a world leading time 9.79 . However, he returned in the final to blaze to 9.93 seconds to win back to back title. In 2010 Bledman captured gold in a windy 9.93 (+2.8m/s). The wind reading this time around was a legal 1.0. Gay did not contest the finals.
American Travis Padgett, who ran 10 flat in the heats, returned for 10.05. Jamaicans Oshane Bailey (10.15), Nickel Ashmeade (10.17) and Jason Smyth (10.29) were also in the final.
In the women's event, American Murielle Ahoure was first across the line in 10.86, ahead of Shalonda Salomon, also of the USA (10.90) and BVI's Taheshia Harrigan (10.97)
In the women's 100m hurdles, Jamaican Andrea Bliss ran 12.95 seconds for third, behind Loreal Smith (12.80) and Tiki James (12.82). Delloreen Ennis did 13.06 for 5th.
Jamaican Jovanne Jarrett leapt 6.74m (3.4m/s wind) for 2nd in the women's long jump.