A C-17 Globemaster III from Joint Base Lewis-McChord, Wash., lands at the Christchurch Airport in Christchurch, New Zealand, Aug. 7, 2020. Before conducting the Operation Deep Freeze mission, air crew and personnel from Joint Base Lewis-McChord must go through a 14-day quarantine to mitigate the spread of COVID-19 and maintain Antarctica as the only continent that hasn’t had a case of the virus. (Courtesy photo by Ron Rogers)