French athlete Yohann Diniz collapsed during 50km race walk. Yohann Diniz encounters an unfortunate accident for at men’s 50km race walk Rio Olympics 2016. Olympic marathoner pooped himself and collapsed. French athlete can’t wait for the toilet halfway through the 50km walk race. Yohann Diniz collapsed during 50km Race Walk, Allowed to Continue Despite “stomach problems”. Olympic gold hopeful collapses during race walk. Frenchman Yohann Diniz battles the tough conditions. Yohann Diniz qui s’écroule en plein 50km marche. Yohann Diniz s’est écroulé en pleine course.