Hillary Bor just ran 46:11, unofficially breaks the AR of 46:13 set by Greg Meyer in 1983!

Hillary Bor is your men's 2023 @usatf 10 Mile champion!!! Dominated from 10K to the finish!

As Hillary Bor passes through 15K, he has a 47 second lead over second place Biya Simbassa...he is dominating with the finish in sight!

Sara Hall is your women's 2023 USATF 10 Mile champion!!! In the final strides of the race, she outkicked Rojas. What a race!

Half a mile to go in the women's race...Hurley, Rojas, Hall and Grabill all together! This finish is going to be fantastic!

Rojas just jumped to the lead, trying her best to pull away

Only 1 Mile to go in the women's race at the @usatf 10 Mile Championship and five runners are still on contention!!! Hurley, Rojas, Hall, Grabill are your top 4

Bor passed through 10K in 28:36, 13 seconds up on Simbassa - the lead continues to grow rapidly over the field

Hillary Bor put in a move just before 10K and now is dominating the @usatf 10 Mile Championship field

7 women pass through 10K in 32:47, with Sullivan still leading the way. Sullivan, Hurley, Rojas, Hall, Verdon, Zimmerman, Poe, and Hanson in that lead pack at the @usatf 10 Mile Championships

Men's lead pack is a trio passing through 5K in 14:38 - Hillary Bor, Biya Simbassa, and Emmanuel Bor. A pack of three 10 seconds back in Thomson, McClintock, and Dressel

As the women pass through the half way point around 26:15, the lead pack holds 8 women - all the top contenders still in tact

Two miles into the men's race at the @usatf 10 Mile Championships and Hillary Bor leads the way, pushing the pace in a big way - Biya Simbassa seems to be the only top contender following this move

A pack of 10 women are in the lead pack through 5K

The lead women hit 16:28 for 5K at the @usatf 10 Mile Championships. Sullivan, Hagans, and Hurley are the top three Americans in the lead pack - Hall and Rojas also right up there.

The men are off and running at the @usatf 10 Mile Championships. A cold, windy morning, but this field is ready to race!

Susanna Sullivan is at the front of the lead pack two miles into the @usatf 10 Mile Championships with all of the top contenders within that pack

The women are off and running at the USATF 10 Mile Championships. The men start 12 minutes after the women. Follow along all morning long!