Marines launch an RQ-7B Shadow unmanned aircraft system supporting an amphibious landing during Rim of the Pacific exercise at Marine Corps Base Hawaii July 29, 2018. The Marines are assigned to Marine Unmanned Aerial Vehicle Squadron 3. The launch was the last flight for the Shadow in the U.S. Marine Corps in which the platform will be replaced with the RQ-21 Blackjack system. Marine Corps photo by Jesus Sepulveda Torres