US federal officers will stay in the protest-wracked city of Portland until local law enforcement officials finish a "cleanup of anarchists and agitators," President Donald Trump said. The president tweeted late Friday: "Homeland Security is not leaving Portland until local police complete cleanup of Anarchists and Agitators!" Federal agents had begun a staged withdrawal from the city in the state of Oregon that has been rocked by anti-racism protests. bur-rbu/axn