Senior Master Sgt. Frank Worsham, Air National Guard Readiness Center avionics functional area manager, squeezes a ball while giving blood during the Armed Services Blood Bank Center’s blood donation at the West Fitness Center on Joint Base Andrews, Md., Feb. 6, 2017. Blood received by the ASBBC is shipped to military treatment facilities across the globe and used overseas at forward deployed locations. (U.S. Air Force photo by Senior Airman Philip Bryant)

Blood pumps into test tubes during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. The test tubes are used to test for blood-borne pathogens in order to make sure the approximately 450 to 500 milliliters of blood donated is safe to be used when needed. (U.S. Air Force photo by Senior Airman Philip Bryant)

Military members, their families and government employees give blood during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. The ASBBC spent four hours receiving blood donations from the JBA community and plans to come back in May. (U.S. Air Force photo by Senior Airman Philip Bryant)

Col. Troy Roberts, 11th Security Forces commander, has his temperature measured as a pre-evaluation prior to giving blood during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. The ASBBC can only set up donation locations on federal installations making military members, military families and government employees the majority of donors. (U.S. Air Force photo by Senior Airman Philip Bryant)

Petty Officer 1st Class Ebony Turner, Naval Communications Security Material Systems information systems technician, squeezes a ball and looks away before the needle goes into her arm during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. The ASBBC is run by U.S. Navy personnel stationed out of Walter Reed National Medical Center. (U.S. Air Force photo by Senior Airman Philip Bryant)

A needle is inserted in the arm of a donor during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. The ASBBC collects blood donations at more than 50 different locations in the National Capital Region. (U.S. Air Force photo by Senior Airman Philip Bryant)

Blood bags sit inside a cooler after being extracted from volunteer donors during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. Each bag of blood is from a different donor and holds approximately 450 to 500 milliliters of blood. (U.S. Air Force photo by Senior Airman Philip Bryant)

Master Sgt. Dan Hjelstrom, Presidential Airlift Group crew chief, speaks to his technician while giving blood during the Armed Services Blood Bank Center’s blood donation on Joint Base Andrews, Md., Feb. 6, 2017. Blood received by the ASBBC is shipped to military treatment facilities across the globe and used overseas at forward deployed locations. (U.S. Air Force photo by Senior Airman Philip Bryant)