The first time he cried after a big win, Roger Federer says he didn’t understand what was happening.

Watch CNN Original Series “Decades in Sports” on the CNN app. Across six episodes, the series explores the defining moments, athletes and cultural shifts that shaped sports over the past six decades, ...

Fans hoping for an extensive course in sports history this year are in luck. CNN announced the schedule for its original series Decades in Sports ahead of Sunday's airing of the first two episodes.