• "The Brexit policy is set by the Prime Minister and by the committee so I'm quite confident that whatever the arrangements for special advisors it would continue,"

"The Brexit policy is set by the Prime Minister and by the committee so I'm quite confident that whatever the arrangements for special advisors it would continue," Frost told lawmakers on Wednesday, when asked what the impact would be if Cummings wasn't there.

"I've never had an instruction on these negotiations from Mr Cummings," Frost added.