No Labour MP has anything to worry about from reselection. If they have worked honestly with all in their CLP (not just a clique), and support progressive policies, they will be supported fullyhttps://www.huffingtonpost.co.uk/entry/labour-mps-reselection-election_uk_5d111e62e4b0a39418673241 …
I think the pragmatists in the centre ground now realise they must follow the party line. As you say the small number of those who are constantly sniping need to join their friends in ChangeUK, the Lib Dem’s or the Tory Party