June 20 (UPI) -- A pro-Palestinian group announced early Friday it managed to break into Britain's largest air force base and damage two planes in what it said was a protest against the country's support of Israel. Palestine Action posted video footage to its X account that allegedly shows members of its group, who they refer to as "actionists," on the grounds of RAF Brize Norton in Oxfordshire, where they sprayed red paint on two Airbus Voyager air-to-air refueling tankers before successfully