South African's Caster Semenya, 18, was accused of being a man when she won the 800m race in the World Athletics Championship. Following the accusation came heated refutations confirming that she actually is a she.
But how can one really be sure?
It will take a whole team of professionals to determine this. An endocrinologist, a gynaecologist, an internal medicine expert, an expert on gender, and a psychologist have agreed that pulling her pants down is the best way to see for themselves. Results of the test are expected to take weeks to analyze.