When we first heard about chess boxing, we thought it was a joke. Chess boxing? Could it really be a thing? Turns out, it is, and it's just what it sounds like: alternate rounds of chess and boxing.

Olympic gold medalist Gable Steveson won his Dirty Boxing debut in just 15 seconds. Steveson defeated Billy Swanson by knockout in the main event held in Nashville. The event was the first Dirty ...