Manila, Dec. 8 -- Police authorities here are preparing charges against the other suspects in Thursday's shootout that killed a police official and one of his assailants. Supt. Mardy Hortillosa, spokesperson of the Cagayan de Oro Police Office (Cocpo), said murder and frustrated murder charges are being readied against two more unidentified suspects who were seen fleeing the scene prior to the shootout that killed SPO1 Sergs de Constantine Maceren. Maceren and two other colleagues with the Regional Highway Patrol Unit -- SPO2 Lyndie Baltazar and PO1 Joel Laurente -- flagged down a white Hyundai Accent in Barangay Carmen over a suspicious license plate (ULI-448). However, when Maceren and Baltazar approached the vehicle near a gasoline stati...