(CNN)Satellite photos show China has been rapidly building military outposts on disputed islands in the South China Sea, significantly boosting its presence in the already tense region, according to a Pentagon report released Friday.

“China continues to invest in military programs and weapons designed to improve power projection, anti-access area denial and operations in emerging domains such as cyberspace, space and the electromagnetic spectrum,” said Abraham Denmark, deputy assistant secretary of defense for East Asia.

http://edition.cnn.com/2016/05/13/politics/china-military-south-china-sea-report/index.html