Two Chinese vessels collided after one of them chased a Philippine Coast Guard ship in the South China Sea, in the latest encounter between the two nations with competing claims in the resource-rich waterway. A China Coast Guard vessel collided with a People’s Liberation Army Navy ship early Monday while it was chasing a Philippine boat at “high speed,” resulting in “substantial damage” to the Chinese coast guard ship’s forecastle, Philippine Coast Guard spokesperson Jay Tarriela said in a post