David Frost says his resignation is not about PM's leadership – video

David Frost says his resignation as Brexit minister was over policy not Boris Johnson's leadership.

In his resignation letter (pdf) Lord Frost cited two policy issues he said had prompted his resignation: Covid restrictions, and the 'current direction of travel' in terms of taxation and regulation, generally. But many commentators thought he was being disingenuous and that a dispute over Brexit policy was the key factor

• Raab disagrees with Frost's concerns over coercive Covid rules