He paced a friend for 18 miles in New York a day after winning the Dash to the Finish Line 5K.
There were some fast races on the day before the New York City Marathon!
Course-record finishes light up the Big Apple streets on the day before the New York City Marathon.
The 1,500m specialist will run the Dash To The Finish 5K on Saturday and pace the marathon on Sunday.
He will race Saturday's 5K and pace a friend in the marathon on Sunday.
Loaded fields on both the men's and women's sides.
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.
He betters David Torrence's mark by two seconds.
He's going against the world-record holder David Rudisha in NYC.