Police to lose access to database used more than 600 million times a year on 1 January.

Neil Basu added that a no-deal EU exit would be "very bad" for policing.

Counter-terror chief raises ‘deep concerns’ as key crime-fighting tools will be lost.

Preparations being made at ‘every port and access point from Europe’, senior officer say.

Threats to MPs are at "unprecedented" levels, Metropolitan Police Commissioner Cressida Dick has said. / The Met chief disclosed that the number of crimes reported by MPs more than doubled in 2018 from 151 to 342 and was on course to rise further this year. / Assistant Commissioner Neil Basu told a parliamentary committee Brexit was a "huge driver" behind the increase.

The UK will be less safe if it fails to strike a post-Brexit security deal with the EU, Britain's top counter-terrorism officer has said.