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Acting Met Police Commissioner Sir Craig Mackey should resign, insisted a former firearms officer this morning. Speaking on LBC, Andy Redhead said: “I’m saddened. I think he should reconsider his position this morning, I really do.” Radio host Nick Ferrari questioned: “What could he have achieved in a short sleeve white shirt?” Mr Redhead responded: “Do something is better than do nothing. You’re a police officer and when you join the service, the primary function of a police officer is to preserve life.

“He chose to do nothing. "He's the second most important police officer in the biggest force in the UK. He answers only to the Commissioner, but he commands 30,000-odd police officers. “Many, many of them this morning won't have any respect for him as an officer in command because of what was said yesterday. "I think his position is untenable."

Westminster Terror Attack: a former officer told Nick Ferrari that Sir Craig (left) must resign

It was revealed during an inquest yesterday that Met Police Deputy Commissioner Sir Craig Mackey stayed locked in his car during the Westminster attack. Sir Craig said his first instinct was to help, but an assistant locked the vehicle doors because they are too ill-equipped to confront the terrorist, Khalid Masood. The top Met officer, who disclosed he had seen PC Keith Palmer suffer “two determined stab wounds”, said no one in his car had any protective gear or a radio. He said: “I was in shirtsleeves, with no radio, I didn’t know if the attack was ongoing.