Williams vs Rosario - Watch Fight Highlights | January 18, 2020
1:22Jan 18, 2020

On January 18, 2020, unified world champion Julian "J-Rock" Williams battled Jeison Rosario in a super welterweight unification bout, live on FOX from at The Liacouras Center in Philadelphia, Pennsylvania. Despite entering the fight as a massive underdog, Rosario defeated Williams via fifth-round TKO. Rosario's record improves to 20-1-1 (14 KOs).