The Philippines said on Saturday it had suspended a scientific survey in the South China Sea after its fisheries vessels faced "harassment" and aggressive behaviour from China's coast guard and navy.

The Philippines has launched a comic book to counter what the country says is China's disinformation campaign to push its expansive territorial claims in the South China Sea.

US Secretary of State Marco Rubio reaffirmed Washington's commitment to Manila and condemned Beijing for its "dangerous and destabilising" actions in the Sea, in his first phone call with Philippine Foreign Secretary Enrique Manalo.