Frank Gore completely CRUSHES opponent in Pro Boxing debut

The NFL's third all-time leading rusher, Frank Gore announced recently that his football days would officially be coming to a close soon.

Gore turned 39 on Saturday and celebrated by knocking out Yaya Olorunsola in his pro boxing debut.

The five-time Pro Bowl running back dropped Olorunsola in the fourth round with a vicious right hook.

Check out the clip:

The former San Francisco 49ers star lost to Deron Williams via split decision in an exhibition bout on the undercard of the Jake Paul-Tyron Woodley show on Dec. 18.

It was not his best fight but it looks like he bounce back very well. Here is the clip vs Williams back in December

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