Pfc. Theo Cocco, a combat engineer with Special Purpose Marine Air-Ground Task Force - Southern Command, places rebar inside concrete fillings during a general exercise at Marine Corps Base Camp Lejeune, North Carolina, April 14, 2020. The rebar is used to add structural support to the walls, while providing endurance against the elements for the structure.The GENEX includes training events such as engineering projects and evacuation control center training scenarios that will help build the SPMAGTF-SC for their final certification exercise. These training events also provide the Marines and Sailors with real-world scenarios to prepare them for their deployment to assist partner nation militaries in Latin America and the Caribbean. Cocco is a native of Portland, Oregon. (U.S. Marine Corps photo by Cpl. Benjamin D. Larsen)