CLARK AIR BASE, Philippines --   U.S. Air Force HH-60G Pave Hawk helicopters take off during a familiarization flight during a Bilateral Air Contingent Exchange at Cebu, Philippines, April 23, 2018. The exchange is the sixth iteration of U.S.-Philippine Air Contingent established by U.S. Pacific Command and executed by Headquarters Pacific Air Forces. The subject matter exchanges help promote interoperability, build upon the foundation of a strong U.S.-Philippine's alliance, and reaffirm U.S. commitment to the Indo-Pacific region. (U.S. Air Force photo by Staff Sgt. James Richardson)