The clue is that it's in the Daily Mail, which has to comply with UK's hate speech laws, so they only use the "new" gender pronoun.
This story is about a High-School boy, that has been living as a girl for several years, apparantlly, who joined the girls volleyball team and was allowed to play in vilation of FL State Law.
When the Superintendent found out, he reassigned the administrators and coaches that had allowed the violation of law to happen.
The boy's friends are claiming he played a girl convincingly enough that other students bought the charade, and has now been "outed" as a male, and are upset about it.