Transgender track and field athlete Sadie Schreiner took first place at the USA Track and Field (USATF) Open Masters Championships in the women's 400-meter dash in New York Saturday

The other participants in the event, Anna Vidolova and Amaris Hiatt, have no recorded times and are listed as DNS, did not start. 

Schreiner is 21 years old, while Vidolova is just 17, and Hiatt is 16. 

After the 400-meter race, Schreiner competed in the women's 200-meter dash and also won first place. Schreiner defeated 14-year-old runner-up Zwange Edwards, 16-year-old third-place finisher Zariah Hargrove, 15-year-old Leah Walker and 18-year-old Ainsley Rausch.