Russia is believed to have jammed the satellite signal of a Royal Air Force aircraft used to transport U.K. Defence Minister Grant Shapps, a government source and journalists travelling with Shapps told Reuters on March 14. The aircraft, which was travelling back to Britain from Poland on March 13, was jammed for about 30 minutes as it flew by Russia’s Kaliningrad region. GPS signal and internet on board the aircraft were inaccessible for the duration of the aircraft’s flight near Kaliningrad. A spokesperson for British Prime Minister Rishi Sunak confirmed that the incident occurred on Wednesd…