Polls open in Holborn and St Pancras byelection – UK politics live

Voters choosing replacement for Keir Starmer, who announced he was standing down last month

Prime minister Andy Burnham has arrived in Berlin, where he was welcomed by German chancellor Friedrich Merz.

Their meetings today will focus on tackling cyber-attacks and hybrid threats in the form of a new security partnership. My colleague Jakub Krupa will have more over on the Europe live blog here.