Vehicles from the Kentucky Air National Guard’s 123rd Contingency Response Group security forces stand ready in the night during Operation Lone Oak at Volk Field, Wis., June 10, 2021. The 123rd CRG worked in conjunction with the U.S. Army’s 690th Rapid Port Opening Element to operate a Joint Task Force-Port Opening during the exercise. The objective of a JTF-PO is to establish a complete air logistics hub and surface distribution network. (U.S. Air National Guard photo by Senior Master Sgt. Vicky Spesard)