The Royal Air Force (RAF) aircraft carrying British Defence Secretary John Healey had its GPS signal jammed while flying near the Russian border earlier this week. According to a report by the BBC, the incident occurred Thursday as Healey was returning to the United Kingdom after visiting British troops participating in NATO exercises in Estonia.JOIN US ON TELEGRAMFollow our coverage of the war on the @Kyivpost_official. According to the report, the aircraft’s GPS system was disabled for around three hours, forcing pilots to rely on alternative navigation systems during the flight. Russia is believed to have been behind the electronic interference, although it remains unclear whether Healey himself was intentionally targeted. The Times reported that the aircraft’s route could be tracked publicly through online flight monitoring services. The UK Ministry of Defence did not immediately comment on the incident. During his visit to Estonia, Healey spoke to UK service members taking part in a NATO military exercise near the Russian border. According to the Ministry of Defence, in the separate incident the day before two Russian fighter aircraft “repeatedly and dangerously” intercepted an RAF Rivet Joint surveillance aircraft during a patrol mission. A Russian Su-35 multirole fighter reportedly flew close enough to trigger the RAF aircraft’s TCAS (traffic colllision avoidance system) and temporarily disable its autopilot, while a Su-27 air superiority fighter carried out six passes in front of the British plane, approaching within six meters of its nose.