200 IM top seed Shaine Casas (above) came within .8 of his best time this morning, a time that ranks him as the 7th all-time fastest American in the event.
US Summer Nationals action keeps rolling tonight with finals of the 400 IM, 100 breast, and 100 back, featuring top teens, college stars, and Olympians.
Jake Mitchell leads a men's 400 free field crowded with NCAA stars, including two of his new Florida training partners on night 4 of finals at U.S Nats