The Trump administration gave UPenn 10 days to “voluntarily resolve these violations or risk a referral to the US Department of Justice (DOJ) for enforcement proceedings.”

The debate over transgender women in sports has only intensified since the UK Supreme Court’s ruling on the definition of a woman

A court ruling in the UK last month has prompted the sports governing body for soccer in England to change its policy to now ban transgender athletes from competing in women's soccer.

E ngland's Football Association will institute a ban on transgender women from competing in the sport at all levels, which will begin on June 1. The decision comes after the U.K.