Marines with Marine Wing Support Squadron (MWSS) 373 participate in a basketball competition during the MWSS-373 Field Meet aboard Marine Corps Air Station Miramar, California, June 26. The field meet commemorates the birthday of the unit. - Marines with Marine Wing Support Squadron (MWSS) 373 participate in a basketball competition during the MWSS-373 Field Meet aboard Marine Corps Air Station Miramar, California, June 26. The field meet commemorates the birthday of the unit.