Holborn and St Pancras By-Election 2026: Labour favourites but could Greens – and Polanski – pull off the upset?

Keir Starmer’s resignation as an MP means another by-election for this parliament with the former PM’s Holborn & St Pancras constituency next up. So who are the favourites in the Betfair market? And could any of the outsiders – possibly including Zack Polanksi – pull off an upset? Get the latest right here… Starmer announces […]