By Karl G. Ombion Bulatlat.com BACOLOD City – In an isolated highway of Hacienda Emma, Barangay (village) Manapla town, more than 50 kms north of this city, two motorcycle-riding men in ski masks blocked and shot Sanito Bargamento at around 3:15 p.m. Friday. Bargamento, a member of National Federation of Sugar Workers (NFSW), was driving…