South African teenager Caster Semenya wins the women's 800 meters gold medal at the World Athletics Championships in Berlin, just hours after the sport's governing body asks for the 18-year-old's gender to be verified.
South African teenager Caster Semenya wins the women's 800 meters gold medal at the World Athletics Championships in Berlin, just hours after the sport's governing body asks for the 18-year-old's gender to be verified.