Nicole Mason, Defense Commissary Agency teller, scans Shondra Seebeck’s groceries at Ramstein Air Base, Germany, April 14, 2020. Sneeze and cough guards are used as physical barriers between the tellers and customers in an effort to prevent the spread of coronavirus disease 2019. Patrons are also asked to adhere to physical distancing and wear cloth face coverings. (U.S. Air Force photo by Senior Airman Milton Hamilton)