FILE - A Police officer patrols 10 Downing Street, in London, Monday, Jan. 24, 2022. After a few hours of sleep to shake off a night of celebration and an audience with the king, Keir Starmer will step through the front door of 10 Downing St. for the first time as prime minister on Friday, July 5, 2024. (AP Photo/Alberto Pezzali, File)