US gives warning to Russia if it invades Ukraine.....

► The US has warned Russia of a "swift and severe" response if it invades Ukraine. The two nations have held talks in Geneva amid mounting fears that an attack could be imminent.

Russia has almost 100,000 troops at the border - but denies planning to invade. Senior diplomats are warning it could be a huge security crisis for Europe. There’s also concern over gas supplies from Russia.