As crises mount, how long can UK's Starmer survive?

British Defence Secretary John Healey resigned on Thursday, accusing Prime Minister Keir Starmer and the Treasury of failing to provide sufficient funding for the armed forces. The departure deepens pressure on Starmer ahead of a crucial by-election and comes amid anti-immigration riots in Belfast and a rise in support for the far-right. France 24s Philip Turle takes a look at the multiple crises piling up for Starmer and asks for how long he can cling to power?