U.S. Marines with Marine Medium Tiltrotor Squadron 363 (VMM-363) walk toward their MV-22B Osprey helicopter in preparation for a helicopter support team (HST) exercise at Landing Zone Westfield, Marine Corps Base Hawaii, Sept. 20, 2018.The HST exercise provides training to landing support specialists with CLB-3 and VMM-363 pilots more proficient in the insertion and extraction of objects in restrictive terrain.
David Wa / Alamy Stock Photo
Image ID: R1HY8P
This image is a public domain image, which means either that copyright has expired in the image or the copyright holder has waived their copyright. Alamy charges you a fee for access to the high resolution copy of the image.