NEW COMMANDER. Maj. Gen. Ariel Caculitan, Philippine Marine Corps commandant, hands over the command flag to Col. Vicente Mark Anthony Blanco III (right), who was installed as the new commander of the Sulu-based 4th Marine Brigade on Friday (Dec. 10, 2021). Blanco replaced Col. Hernanie Songano in one of the units of the Joint Task Force - Sulu fighting the Abu Sayyaf Group in the province. (Photo courtesy of JTF-Sulu PAO) ZAMBOANGA CITY - The Philippine Marine Corps (PMC) on Friday installed a seasoned officer as the new commander of the 4th Marine Brigade (4MBde), one of the units of the Joint Task Force (JTF) - Sulu fighting the Abu Sayyaf Group. Col. Vicente Mark Anthony Blanco III replaced Col. Hernanie Songano, who bowed out from military service after serving the PMC for more than 32 years, according to 1Lt. Jerrica Angela Manongdo, JTF-Sulu information officer. Maj. Gen. Ariel Caculitan, PMC commandant, presided over the turnover of command ceremony at the 4MBde headquarters in