The prime minister is given a regular briefing by Gavin Williamson on misdemeanours by Tory MPs

Theresa May was embroiled in the Westminster sexual harassment scandal last night as Downing Street officials revealed that the prime minister gets weekly updates about the sexual indiscretions of Conservative MPs — but has allowed ministers accused of wrongdoing to serve in her cabinet.

Conservative whips faced the charge that they have turned a blind eye to serial sex pests and failed to report them to the police because sexual harassment has been treated as if an MP is having an affair with another consenting adult.

May is given a regular briefing by the Tory chief whip Gavin Williamson on misdemeanours by Tory MPs after the 8.30am planning meeting in No 10.

In a sign of the levity with which the issue is treated, one