Essential Effort Air Force Master Sgt. James Bosley, assigned to the 169th Medical Group, performs a nasopharyngeal swab on a mission essential guardsman at McEntire Joint National Guard Base, S.C., Sept. 25, 2020. The South Carolina National Guard remains ready to support the counties, state and local agencies, and first responders with requested resources for as long as needed in support of COVID-19 response efforts in the state. SHARE: Download: Full Size (3.88 MB) Tags: national guard, air force, health, coronavirus Credit: Air Force Senior Master Sgt. Edward Snyder, South Carolina Air National Guard VIRIN: 200925-Z-OL711-0001.JPG Photo Gallery