Haile Gebrselassie shares secrets of his success

Susannah Palk, CNN — As the fastest long-distance runner ever, Haile Gebrselassie knows a thing or two about ambition and drive. In a career spanning almost two decades, the two-time gold medalist and current marathon world-record holder has redefined the art of running — beating his own personal best at the 2008 Berlin Marathon with a […]