MANILA, Aug. 16 -- The Philippine Coast Guard (PCG) on Saturday revealed it was unable to deploy drones during the Aug. 11 collision of two Chinese vessels in Bajo de Masinloc, citing possible signal jamming.

PCG spokesperson for the West Philippine Sea Commodore Jay Tarriela said they believe China interfered with their drone systems to prevent documentation of the incident.

"This time around, we were not able to launch drones. It's because we believed that Chinese was blocking our drones to take off," Tarriela said during the Saturday News Forum in Quezon City.

"We were unable to fly the drone to record the incident and to document the illegal actions of the People's Republic of China (PROC)."

He said it was the first time PCG encou...