Keyshawn Davis became a world champion Friday night, knocking out Denys Berinchyk to capture the WBO lightweight title at The Theater at Madison Square Garden in New York. In a dominant performance, Davis dropped Berinchyk twice and ended the fight with a vicious left hook to the body that crumpled the champion midway through Round 4.

Keyshawn Davis prevailed in a battle of unbeatens and won his first world championship Friday. Davis, the 25-year-old American, defeated Ukrainian Denys Berinchyk by knockout and claimed the WBO world lightweight title.

It was a Valentine's Day to remember for Keyshawn Davis. The undefeated American captured the WBO lightweight title in front of a sellout crowd Friday night in New York.