Aircraft hangars that, according to the Center for Strategic and International Studies (CSIS), have room for any fighter jet in the Chinese air force are seen on Subi Reef in the Spratly islands, in the disputed South China Sea in this July 24, 2016 satellite image released by the Asian Maritime Transparency Initiative at CSIS to Reuters on August 9, 2016. Aircrafts added at source for illustrative purposes. CSIS Asia Maritime Transparency Initiative/DigitalGlobe/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE AUTHENTICITY, CONTENT, LOCATION OR DATE OF THIS IMAGE. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. NO COMMERCIAL OR BOOK SALES. MANDATORY CREDIT. NO RESALES. NO ARCHIVES.