This week in US politics: A summer free of lockdowns, the Trump revenge tour and a New York mess

Welcome to your weekly run-down of all the big news, strange rules and interesting happenings from the world of US politics.

Yesterday in America, for the first time in 18 months, I joined 23 strangers in a dimly lit, rubber-floored room, where we sprinted on treadmills and heaved weights above…