A significant change regarding transgender participation in Olympic sports sparks reactions worldwide.

Transgender swimmer Lia Thomas personifies the ongoing debate over transgender athletes.

International swimming governing body announces change to allow transgender swimmers to compete while upholding integrity in women's swimming.

World Aquatics announced the creation of an "Open" category for transgender swimmers, in contrast to last year's policy change that effectively banned them from women's events.

Fans welcomed the World Aquatics announcement as a positive step.