Aleksandra Stoilova, Antoinette Van der Merwe, Ken'naria Gadson and Gladys Chepngetich of Clemson ran 3 minutes, 41.41 seconds to win the women's sprint medley relay Championship of America title at the Penn Relays at Franklin Field in Philadelphia.

Jayden Douglas, Kashie Crockett, Gianni Henry and Ryan Martin of Texas Christian ran 3 minutes, 18.71 seconds to win the men's sprint medley relay Championship of America title at the Penn Relays at Franklin Field in Philadelphia.

Jack Falkowski, Ethan Fianko, Conor Clifford and Joe Barrett of Christian Brothers Academy of New Jersey ran 10 minutes, 1.47 seconds to win the boys distance medley relay Championship of America at the Penn Relays at Franklin Field in Philadelphia.

Bullis head coach Joe Lee talks about his girls 4x400-meter relay team breaking their own national record after finishing second in the Championship of America in 3 minutes, 35.17 seconds at the Penn Relays at Franklin Field in Philadelphia.

Addison Ritzenhein of Niwot High in Colorado ran within two seconds of the Penn Relays meet record in the girls 3,000-meter championship, running 9 minutes, 17.81 seconds for the win at Franklin Field in Philadelphia.

Logan St. John Kletter of Mount Lebanon of Pennsylvania finished third overall in the girls 3,000-meter championship race, running 9 minutes, 34.19 seconds at the Penn Relays at Franklin Field in Philadelphia.

Jimmiea King, Peyton Hollis, Sophia Thompson and Paige Sheppard of Union Catholic of New Jersey ran 8 minutes, 41.20 seconds to win the girls 4x800-meter Championship of America to set a new national high school record in the event at Franklin Field in...