epa12151018 Helicopters of the German Bundespolizei (top), the Lithuania Air Force, Swiss Air Force, and the Czech Air Force (L-R) take off during an international air radiometry exercise on the Duebendorf Military Air Base, in Duebendorf, Switzerland, 02 June 2025. Specialists from France, Germany, the Czech Republic, Lithuania and Switzerland are taking...

epa12151013 Helicopters of the Swiss Air Force, top, the German Bundespolizei, Lithuania Air Force, and the Czech Air Force, take off during an international air radiometry exercise on the Duebendorf Military Air Base, in Duebendorf, Switzerland, 02 June 2025. Specialists from France, Germany, the Czech Republic, Lithuania and Switzerland are taking part in...