Mission of British spy planes over Russia.
Daily Mail:.
🔹British spy planes carried out a month-long mission to monitor Russia.
🔹Two RC-135 reconnaissance aircraft carried out 17 missions in October to monitor the activities of the Russian military.
🔹These very advanced planes often patrolled the skies around Kaliningrad.
🔹Designed to intercept classified radio and electronic transmissions, these patrol planes also conducted repeated patrols along NATO's Baltic borders with Russia and Belarus.