Fire Readiness Marines conduct crash, fire and rescue training during Northern Lightning 23 at Volk Field Air National Guard Base, Wis., Aug. 12, 2023. Northern Lightning is one of the seven Air National Guard joint accredited readiness exercises that provides units a realistic training environment. SHARE IMAGE: Download Image: Full Size (1.39 MB) Tags: Marine Corps, Wisconsin, Northern Lightning 23 Photo By: Marine Corps Cpl. Ujian Gosun VIRIN: 230812-M-TU214-1445Y.JPG Photo Gallery