The Trump administration is threatening California with steep fines and legal action days after a transgender athlete won two statewide high school track-and-field events, ramping up the legal threats aimed at the state over transgender issues.

The student, AB Hernandez, a transgender 16-year-old, won both the high school girls' high jump and triple jump at a California state track meet on Saturday, after competing under new rules that allowed more girls to compete and medal in events in which Hernandez participated.

Before the competition, California Interscholastic Foundation, the state organization that runs the state's high school sports, started a "pilot entry process" that allowed additional female students to participate in the championship meet. The new rules also resulted in

See Full Page