Boris Johnson: why is he in so much trouble – and can his political career survive?

Boris Johnson faced a committee of MPs on Wednesday, which he examined the question of whether he intentionally misled parliament over lockdown-era parties at 10 Downing Street. Photograph: Parliament TV

Boris Johnson spent the afternoon of Wednesday 22 March being questioned closely by a committee of Conservative and opposition MPs about a number of gatherings in Downing Street that took place while the UK was in lockdown because of the coronavirus pandemic. The events became known as the Partygate scandal.

What happened this week?