Sifan Hassan broke the 10k world record and held it for less than 3 days at Letesenbet Gidey nearly broke 29:00.

We're joined by Josh Kerr, the fastest ever at 1500m on American soil at 88:17, and star the podcast with a call from the fake Josh Kerr.

We preview the NCAA champs at 67:29 (Play in the On NCAA Prediction Contest here) and before that breakdown the Ethiopian champs, Mo Farah and Jenny Simpson's struggles, pay tribute to the great John McDonnell at 61:39 and discuss the fast 100m by Shelly Ann Fraser Pryce and Trayvon Bromell.

The LetsRun.com Summer Training Program is now free for LRC Supporters Club members. Go to LetsRun.com/coaching to learn all about it

We're joined by Josh Kerr, the fastest ever at 1500m on American soil at 88:17, and start the podcast with a call from the fake Josh Kerr.

The Countdown to the Trials is sponsored by On and the next listener whose audio we use on our podcast will receive the pair of On shoes of their choice. Call 1-844-LETSRUN and hit option 7 to leave a private voicemail.