COTABATO CITY -- Four persons were separately killed by shooting Cotabato City, Kabuntalan, Maguindanao and Aleosan,North Cotabato over the weekend, DXMS Radyo Bida reported today.Two of the victims were from Cotabato City, another in the town ofNorthern Kabuntalan and the fourth in the municpality ofAleosan.In Cotabato City, Reneboy Bacsan, 32, of Barangay Poblacion 5, Cotabto City was shot dead Sunday along Sesame Street, Rosary Heights 3, Cotabato City.Police said Bacsan was walking along Sesame Street when two men, riding on a motorbike, shot him in head.