![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/hmg-prod/images/1076/pacers-in-monza-half-marathon-1494261130.jpg)
An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World
![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/hmg-prod/images/1076/tadese-running-1506733667.jpg)
An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World
![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/hmg-prod/images/1076/kipchoge-running-1506733661.jpg)
An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World
![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/hmg-prod/images/1076/articles/2017/05/moonshot-web-2-1503953086.jpg?crop=0.672xw:1xh;center,top&resize=640:*)
An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World
Kipchoge runs fastest recorded marathon, but just misses 2-hour mark - Duluth News Tribune | News, weather, and sports from Duluth, Minnesota
![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/vidthumb/bc46a1ad-b55c-4ab7-8020-aeb4476edbba/bc46a1ad-b55c-4ab7-8020-aeb4476edbba_image.jpg?crop=1xw:1.0xh;center,top)