Gary Russell Jr. To Defend Against Kiko Martinez on Wilder vs. Breazeale card

WBC Featherweight World Champion Gary Russell Jr. To Defend Against Former Champion Kiko Martinez In Co-Feature To Wilder vs. Breazeale Saturday, May 18 Live on SHOWTIME® Unbeaten Super Lightweight Contender Juan Heraldez Takes On Former Champion Argenis Mendez in SHOWTIME CHAMPIONSHIP BOXING® Opener from Barclays Center in Brooklyn and Presented by Premier Boxing Champions BROOKLYN […]