170822-N-GR361-007 PHILIPPINE SEA (Aug. 22, 2017) Lt. Mike Didonato conducts a pre-flight inspection of an MH-60S Sea Hawk helicopter aboard the littoral combat ship USS Coronado (LCS 4) during Pacific Griffin 2017. Pacific Griffin is the most complex and comprehensive exercise between the U.S. and the Republic of Singapore Navies to date, and represents the enhanced capabilities of both navies to operate and work together to ensure maritime security and stability. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kaleb R. Staples/Released)