What’s the current excuse for #BorisJohnson still being prime minister?

It’s hard to keep up with all the justifications now, isn’t it? At the weekend, we were all eagerly awaiting Sue Gray’s report on the Downing Street parties, after learning that one was held for Boris Johnson’s birthday – that he can’t slither out of admitting he attended. But then Metropolitan Police Commissioner Cressida Dick…

What’s the current excuse for #BorisJohnson still being prime minister?