News Video | Sergio Martinez: HBO Boxing News Update By Round By Round Boxing Posted on June 4, 2014 HBO Boxing Insider Kieran Mulvaney goes one on one with Sergio Martinez. Share Tweet Share Share Email Photo by Ed Mulholland/Top Rank HBO Boxing Insider Kieran Mulvaney goes one on one with Sergio Martinez. Cotto vs. Martinez goes down Saturday, June 7, 2014. Related Items:Boxeo, Boxing, Cotto Martinez, HBO Boxing, Kieran Mulvaney, Miguel Cotto, One on One, RBRBoxing, round by round boxing, Sergio Martinez Share Tweet Share Share Email Recommended for you ROBEISY “EL TREN” RAMIREZ DEFENDS HIS CROWN IN JAPAN PACHECO – PEOPLE WILL START RECOGNISING ME AS A CONTENDER AFTER THIS WIN GERVONTA DAVIS VS. RYAN GARCIA NEW YORK PRESS CONFERENCE QUOTES AND PHOTOS Comments