U.S. Marine Sgt. Michael Jereczek, a joint fires observer

U.S. Marine Sgt. Michael Jereczek, a joint fires observer assigned to Task Force Ellis, I Marine Expeditionary Force (MEF), fires an M9 service pistol during a live fire training exercise at Naval Base Guam on August 12, 2020. Task Force Ellis, comprised of U.S. Marines and Sailors from I MEF, deployed aboard the USS Comstock (LSD 45) to the Indo-Pacific to conduct theater security cooperation activities from July to November 2020.(U.S. Marine Corps photo by Sgt. Manuel A. Serrano)