MP becomes ninth this week to leave and blames anti-Semitism but has no plans to join new Independent Group.
Leaders of a group of normally loyal Conservative MPs warn Theresa May over her Brexit strategy.
MPs from the Tories and Labour have resigned and formed a new political group, but what do they want?
The Irish government says it hopes its wide-ranging legislation for managing a no-deal Brexit will not be used.
In a letter to the home secretary, they say that - as her family - they "cannot simply abandon her".