China's assertive and unsafe behavior in the South China Sea has made crashes more likely, experts say. Questions remain on what China will do next.

The United States is discussing the possible deployment of more missile launchers to the Philippines to strengthen deterrence against aggression in the disputed South China Sea and other security hotspots,

Footage shows a Chinese coast guard vessel chasing a Philippine boat and then ramming a Chinese warship. It was the latest confrontation in the contested waters.