An octagonal tower with a conical feature at its top, located on the northeast side of Subi Reef was nearly complete measuring 40 feet on each side and 90 to 100 feet tall in this Center for Strategic and International Studies (CSIS) Asia Maritime Transparency Initiative, January 8, 2016. PHOTO BY REUTERS/CSIS
By Yeganeh Torbati and Michael Martina
07/06/2016