Episode 9: World Marathon Records are Falling, Ineos 1:59, Breaking 2, Nike Vaporfly 4%, Mechanical Doping, and more - The Art and Science of Running Podcast
Nike's Unreleased BREAKING2 Shoe Made For Eliud Kipchoge Appears On eBay - SneakerNews.com
Nike Breaking2 Project Launches Three New Models for Speed | Hypebeast
Why Nike's #Breaking2 Marathon Attempt Wasn't About Selling a Sneaker | GQ
The Epic Untold Story of Nike's Two Hour Marathon Attempt | WIRED
Athletes wear custom-engineered Nike trainers in attempt to break two-hour marathon barrier