U.S. Marine Corps Capt. Christopher Keller, a copilot with Marine Aerial Refueler Transport Squadron (VMGR) 234, Marine Aircraft Group 41, 4th Marine Aircraft Wing, Marine Forces Reserve, navigates a C-130J Hercules as part of a High Mobility Artillery Rocket System (HIMARS) Rapid Infiltration, also known as a HIRAIN, with Fox Battery, 2nd Battalion, 14th Marine Regiment, 4th Marine Division, Marine Forces Reserve during exercise Arctic Edge 2024 at Eielson Air Force, Alaska, Feb. 24, 2024. The HIRAIN training demonstrated Marine Forces Reserve’s ability to rapidly deploy the HIMARS to meet and deter any threats in any environment, including harsh arctic environments. Arctic Edge 2024 (AE24) is a U.S. Northern Command-led homeland defense exercise demonstrating the U.S. military’s capabilities in extreme cold weather, joint force readiness, and U.S. military commitment to mutual strategic security interests in the arctic region. (U.S. Marine Corps photo by Lance Cpl. Madisyn Paschal)