According to the service MilRadar, a reconnaissance plane of the U.S. air force flew the Kaliningrad region, without leaving air space of Lithuania and Poland in Kaliningrad region.
Plane RC-135W tail number 62-4134 on Monday flew from an air base Mildenhall in the UK, where part of the U.S. air force in Europe. The aircraft was carried out in the Baltic States, said in a Twitter message MilRadar. This service monitors the movement of military aircraft.
USAF RC-135W 62-4134 ABUZZ14 departed Mildenhall at 0730z – Eastern Poland & the Baltic mission pic.twitter.com/l0Jh2pjYil
— Mil Radar (@MIL_Radar) 12 February 2018