Huddle and Flanagan notched the two fastest 12K road running performances in history.
Braun missed Steve Spence's 12K American record by 2 seconds.
The newly minted marathoner is ready to mix it up against a stacked men's field.
Shalane Flanagan, Molly Huddle and Emily Infeld will lead the way in the inaugural event.
He says he's feeling healthy and ready following his marathon debut.
Matt Tegenkamp is currently the man to beat on November 17.
Volunteers from the veterans organization will be assisting at the .US National Road Championships.
The 31-year-old defended his 20K title in New Haven last weekend.
The inaugural event kicks off in Alexandria, Va.