FILE - Britain's Prime Minister Boris Johnson addresses his supporters prior to boarding his General Election campaign trail bus in Manchester, England, Friday, Nov. 15, 2019. The moving vans have already started arriving in Downing Street, as Britain's Conservative Party prepares to evict Johnson. Debate about what mark he will leave on his party, his country and the world will linger long after he departs in September. (AP Photo/Frank Augstein, Pool, File)