Shawn Porter, Abner Mares on the shocking finish to Julian Williams vs Jeison Rosario

Heavy underdog Jeison Rosario upset Julian "J-Roc" Williams with a fifth round TKO. Shawn Porter and Abner Meres breakdown what went wrong for J-Roc and what went right for Rosario.

Professional Boxing Jeison Rosario Julian Williams Abner Mares Shawn Porter