The families of two transgender high school athletes in New Hampshire have added President Donald Trump's administration to a lawsuit challenging laws that prevent the athletes from competing in girls' sports. The teenage plaintiffs, Parker Tirrell and Iris Turmelle, originally filed the lawsuit last year to challenge a current New Hampshire state law prohibiting trans athletes from participating in girls’ sports. On Wednesday, a federal judge granted a request to add the Trump administration to the list of defendants over the president's recent executive order. CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COM Trump signed the "No Men in Women's Sports" executive order on Feb. 5, which prohibited any federal funding for educational institutions that allow biological males to compete on women's or girls' sports teams. New Hampshire was already one of 25 states with a law in place to enforce similar bans on trans inclusion, but Tirrell and Tur...