he SHOWTIME CHAMPIONSHIP BOXING® telecast begins at 9 p.m. ET/6 p.m. PT and will feature hard-hitting former world champion Brandon “The Heartbreaker” Figueroa taking on Carlos Castro in a WBC Featherweight Title Eliminator in the co-main event, plus the Derrick James-trained, unbeaten lightweight contender Frank Martin battles Panama’s power-punching Ricardo Núñez in the 10-round telecast opener.