Joe Biden On Monkeypox: 'Everybody Should Be Concerned'

Joe Biden has said the world "should be concerned" about the spread of monkeypox as the Centers for Disease Control and Prevention (CDC) investigates cases in the U.S. Asked about his level of concern over recent cases, the U.S. president told reporters at Osan Air Base in South Korea on Sunday that scientists were working on a response, which he said might include vaccines.