The five things you need to know about politics today.
The decision could be crucial as Bolton tries to cling on to his job.
His future will be decided at a meeting of party members on Saturday
The party needs to stick to what it does best: Brexit
The leader was given the chance to resign with dignity but refused.
About UKIP
UKIP is one of the opposition parties in the British government. It was led to prominence by the charismatic Nigel Farage.