In the 100 m Tyson Gay ( in his return race ) against Justin Gatlin and Jimmy Vicaut Christophe Lemaitre and Churandy Martina .
Jimmy Vicaut is the 200 m Yohan Blake with Nickel Ashmeade .
In the 100 m Tyson Gay ( in his return race ) against Justin Gatlin and Jimmy Vicaut , the 200 m Yohan Blake with Nickel Ashmeade , Christophe Lemaitre and Churandy Martina .