A child from the Caritas Heimverbund Kreis Heinsberg tries on an oxygen mask during a tour of an AWACS at NATO Air Base Geilenkirchen, Germany, Dec. 18, 2014. The visit was part of Operation Nikolaus, or OPN, a tradition which started in the 1980s to bring a little bit of fun and holiday cheer to children from orphanages and child care facilities near the base. Staff Sgt. Stephanie Barheier)

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: -3a, air, airforce, awacs, base, component, force, geilenkirchen, military, nato, nikolaus, operation, states, training, united, usa, wing