The United States has spotted a pair of mobile artillery vehicles on an artificial island that China is building in the South China Sea, a resource-rich stretch of ocean crossed by vital shipping lanes, American officials said.
China’s construction program on previously uninhabited atolls and reefs in the Spratly Islands has already raised alarm and drawn protests from other countries in the region, whose claims to parts of the South China Sea overlap China’s.
(New York Times, May 29, 2015)