An E-3A AWACS (Airborne Warning And Control System) aircraft arrives at the airbase in Siauliai, Lithuania, Oct. 13, 2016. One of NATO's E-3A aircrafts equipped with the AWACS deployed in Germany visited Lithuania on Thursday to mark its 1,000 operational flights completed by its crew at NATO's eastern flank since the beginning of Ukraine crisis. A total of 16 E-3A AWACS aircrafts are deployed in Germany currently. (Xinhua/Alfredas Pliadis)
