Caster Semenya was a consummate winner of the two-lapper as she clocked a personal best and world-leading 1min 55.16sec to claim gold at the IAAF World Championships in London.
Watch: Caster Semenya wins 800m gold
Caster Semenya was a consummate winner of the two-lapper as she clocked a personal best and world-leading 1min 55.16sec to claim gold at the IAAF World Championships in London.
