COTABATO CITY — Police authorities in Maguindanao del Sur confirmed on Wednesday the arrest of a bomb expert allegedly trained by slain Malaysian terrorist Zulkipli bin Hir, alias Marwan, during a law enforcement operation in Mamasapano, Maguindanao del Sur, on Tuesday. Col. Michael John Mangahis, Maguindanao del Sur police provincial director, said a joint police and
