He should probably go.
But, how does he go? Well admittedly there are legal questions about whether or not the following process can be kicked off, but presuming it does occur, we have a BBC graphic to explain it. It is a tad long and scrollable, so it does not fit in a single view. Worth heading to the article and checking it out. In short, though, it’ll be a messy time for Labour.
Credit for the piece goes to the BBC graphics department.