The Kremlin says its drones could attack the UK from bases it has built inside its borders, but experts say it's highly likely the drones would be intercepted Russia says its drones can reach UK shores after an investigation found 20 new 'extended rails' have been built for long-range drones Key points and original sources are listed below.

• The Kremlin says its drones could attack the UK from bases it has built inside its borders, but experts say it's highly likely the drones would be interceptedS1

• Russia says its drones can reach UK shores after an investigation found 20 new 'extended rails' have been built for long-range dronesS2