The Bare Knuckle Fighting Championship returned to Montana for a fourth time on Saturday. And when Kai Stewart walked out of the squared circle with a win, it led to a full circle moment.

Kai Stewart talks about defending BKFC title ...

Jake Paul thinks he's the new face of professional boxing and he's ready to prove it against the best of the best.

It's Mike Tyson vs. Jake Paul fight week. Here's everything you need to know ahead of the highly anticipated heavyweight bout ...