Tigist Assefa wearing the $500 shoe on Sunday. REUTERS Weighing just 5 ounces, the shoes are very light, but not durable. They’re designed to be worn for a single marathon-distance race (26 ...

Tigist Assefa posted one of the most stunning times in the history of marathons, covering the 26.2-mile distance of the Berlin Marathon in 2:11:53 on Sunday. Assefa broke the women's marathon ...

By Helen Reid LONDON, Sept 26 (Reuters) - Adidas' newest running shoes, worn by Ethiopia's Tigist Assefa on Sunday to set a new women's marathon world record in Berlin, went on sale on Tuesday ...