How much should Britain get involved in the conflict in the Middle East? The Guardian’s John Harris is joined by the columnist Gaby Hinsliff and former national security adviser Peter Ricketts to talk about the fallout from Iran’s attack on Israel at the weekend. Plus, John talks to Gaby about smoking bans, NatCon and Liz Truss’s new book. Help support our independent journalism at theguardian.com/politicspod