U.S. Air Force crew unload the armored Humvees for the Ukrainian army in Boryspil Airport, Kiev, Ukraine, Wednesday, March 25, 2015. U.S. aid for Ukraine's army will include small drones, radios, counter-mortar radars and other equipment. All of the aid is nonlethal, and the drones are not armed. (AP Photo/Efrem Lukatsky)