- Nike Hit Back At Adidas In "Super Shoe Wars" As Kelvin Kiptum Broke The WR In A New Nike Prototype Sifan Hassan also wore the new prototype to win the women's race. The is thought to be the next version of the Alphafly. Eliud Kipchoge wore the same shoe when he won Berlin last month. The men's runner-up in Chicago in 2:04:02, Benson Kipruto, wore the new $500 adidas super shoe.
*MB: Apparently Kiptum wore a yet-to-be released Nike Alphafly today - Q&A With Sara Vaughn After Her Huge Marathon Breakthrough In Chicago The 37-year-old mother-of-four took almost three minutes off her PB, running 2:23:24 to finish 10th. She's been working remotely with Alistair and Amy Cragg as her coaches since the summer. Before that her husband was coaching her and she says while he was an "excellent coach" it wasn't "necessarily the best thing" for their marriage.
- Running Form Expert Jae Gruneke Analyzes Kelvin Kiptum's Form During His WR Performance In Chicago Includes slow motion footage showing what aspects of Kiptum's form help him run so fast.