London is one of several major terminals across the country that can expect to see a "surge" in police presence at train stations until at least Tuesday, government sources have told PA news agency.

This follows a knife attack on a Doncaster to London King's Cross train on Saturday (November 1), which left at least 10 people in hospital - two of whom are still fighting for their lives.

Patrols will be stepped up across as much of the rail network as possible, with a particular focus expected in cities such as Birmingham, Leeds and Manchester.

READ MORE: Two British men arrested after mass stabbing on train to King's Cross

However, officers are likely to be most visible in London and Huntingdon in Cambridgeshire - where the train was diverted last night - government sources said.

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