The Indiana University Swim Team of Ian Finnerty, Max Irwin, Brandon Colonis, and Blake Pieroni combined for a 7:28.28, which broke the 15-18 and 17-18 National Age Group Records in the 800 free relay.
That swim can be seen in the video below from heat 2 in lane 6 (3rd from the top).
2nd place overall in the relay went to the Dayton Raiders in 7:31.89 out of lane 2 in heat 4, and 3rd place belonged to Tennessee Aquatics out of lane 3 in heat 2.
Heat 2 (with the NAG Record):
Heat 1:
Heat 3:
Heat 4: