Citing an executive order signed by President Donald Trump, the US Olympic and Paralympic Committee (USOPC) on July 21 imposed a vaguely-worded ban on

USOPC's previous policy had said transgender participation should be based on 'fairness' and 'science-based evidence rather than ideology.'

The US Olympic and Paralympic Committee has pledged to follow a Trump administration order by banning transgender women athletes in an update to its athlete safety policy – falling in line with other groups that have banned transgender women from sports competition in the women’s category.