SAN DIEGO (FOX 5/KUSI ... was later identified as 51-year-old Steven Nelson, according to police. He was taken to the hospital for treatment and received multiple surgeries, authorities ...

Get full results and highlights of the Pacheco vs. Nelson fight card below, as Uncrowned's live play-by-play of the main card ...

That isn't the path Steven 'So Cold' Nelson has taken to arrive at the biggest fight of his career on Saturday. Nelson (20-0, 16 KOs) will face fellow unbeaten and rising contender Diego Pacheco ...

Diego Pacheco withstood a late rally from Steven Nelson to remain undefeated and win by unanimous decision at the Cosmopolitan in Las Vegas on Saturday night.