21.   Four cargo vessels sank off the province but all aboard were rescued, he said.

22.   It was not immediately clear what caused the vessel to sink.

23.   It was not immediately clear whether the abandoned vessel, which was loaded with stone, had sunk.

24.   On Monday, a Chinese fishing vessel sank after a collision with a Philippines naval ship.

25.   Tempers flared last month when a Philippine navy vessel sank a Chinese fishing boat in the area.

26.   Tempers flared recently when a Philippines navy vessel sank a Chinese fishing boat last month in the area.

27.   The body of a crewman armed with a hand grenade and knife was found shortly after the vessel sank.

28.   The body of a crewman armed with a hand grenade and knife was recovered after the vessel sank.

29.   The body of a crewman armed with a hand grenade and knife was recovered shortly after the vessel sank.

30.   The bodies of two crew members were recovered near the spot where the vessel sank.