Nick Willis was well under 4 minutes for the men.
The Americans bring a strong field to this year's race in the heart of Manhattan.
American runners had a good showing last week in Moscow!
The American captured her second career world championship medal on Thursday night.
A look back at Jenny Simpson's career in pictures.
The American was passed by Ethiopian Mohammed Aman with 20 meters to go.
Our picks of the best moments from the 2013 USA Track & Field Outdoor Championships.
Men's, women's 800m winners triumph in quick fashion on the final day of the USA Outdoor Track & Field Championships.
The reigning 1,500m world champion will run the 5,000m on Sunday.
She's currently America's top female steeplechase runner.