Explosive Ordnance Marine Corps Staff Sgt. Mark Frick, an explosive ordnance disposal team leader assigned to the 26th Marine Expeditionary Unit, photographs a neutralized simulated improvised explosive device during Exercise Northern Challenge 2023 in Keflavik Airport, Iceland, Sept. 22, 2023. SHARE: Download: Full Size (3.61 MB) Tags: European Command, NATO, Marine Corps, Ukraine Response, Exercise Northern Challenge 2023 Credit: Marine Corps Cpl. Kyle Jia VIRIN: 230922-M-VP565-1064A.JPG Photo Gallery