MANILA, Philippines–After its smashing staging of a world title fight last month, Manny Pacquiao Presents: Blow-By-Blow returns Sunday with a slambang card headlined by the clash for the vacant Orient-Pacific Boxing Federation (OPBF) super flyweight crown at Okada Manila. Bannered by the scheduled 12-rounder featuring one-time world title challenger Giemel Magramo of the Johnny Elorde
