Juan Manuel Lopez To Defend WBO Title Saturday, July 10, On SHOWTIME JUAN MANUEL LOPEZ, BERNABE CONCEPCION TO BATTLE FOR WBO FEATHERWEIGHT ITLE Nonito Donaire to Face Hernan Marquez In The Co-Feature Saturday, July 10, From Puerto Rico Live on SHOWTIME® at 9 p.m. ET/PT NEW YORK (July 1, 2010) – World Boxing Organization (WBO)…