Sir Keir Starmer's Labour Party has a ruthless streak when it comes to suspending MPs who've brought the party into disrepute or failed to toe the line. It's no surprise that Andrew Gwynne was sacked before the story of his outrageous comments on WhatsApp had even been published, given that Sir Keir has built his leadership of the party on the promise to root out antisemitism. Labour ministers sent out to bat for the party have highlighted that decisiveness as evidence of the PM's determination to hold its representatives to the highest possible standards. Once it emerged that there was...