The House of Lords is like a bag of doughnuts in the lap of a traffic policeman. There’s always room for one more. The newest peer, David Cameron, was the subject of much amused scorn at PMQs. Rishi Sunak wasn’t prepared for an obvious query about his new Foreign Secretary: what is Dave’s greatest feat on the international stage? Kevin Brennan, of Labour, put this question, and he asked Rishi to name a specific achievement.