SOUDA BAY, Greece (March 20, 2021) Gas Turbine System Technician (Mechanical) 1st Class Andrew Chin, assigned to the Arleigh Burke-class guided-missile destroyer USS Mitscher (DDG 57), receives a COVID-19 vaccination aboard the Nimitz-class aircraft carrier USS Dwight D. Eisenhower (CVN 69), March 20, 2021. Mitscher is operating with the Dwight D. Eisenhower Carrier Strike Group on a routine deployment in the U.S. 6th Fleet area of operations in support of U.S. national interests and security in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kaleb J. Sarten)