He wants to smash a seven-year-old stadium mark.
Mike Wardian and Andrew Henshaw earn silver and bronze medals at the 25th edition
He thinks his athlete has a shot at two Olympic gold medals.
He became the youngest American to ever medal in the 1500m event.
American Matt Centrowitz took the bronze.
The world championships finalist will move up to the marathon this fall.
American Nick Symmonds was disappointed with his fifth-place showing.
He hopes to heal in time for the 5000m final this Sunday.
The answer may surprise you.
The famous "blade runner" stands a good chance of medaling at the World Championships.