The 27-year-old is having a breakthrough year.
Langat, Aregawi and Gebrhiwet will all toe the line in NYC on May 25.
He will be running at the Diamond League Meeting on May 25.
The Kenyan clocked the fastest 800m in the world this year.
The 800m world-record holder would like a spot on Kenya's squad.
The 800m world-record holder and world champion will race in New York on June 9.
The men's 1500m race will be especially exciting.
The 800-meter world-record holder will race the adidas Grand Prix.
Check out these photos from Saturday’s adidas Grand Prix meet at New York’s Icahn Stadium, courtesy of our partners at PhotoRun.net.