Does Trump have the right to send federal agents to quell protests?

President Donald Trump's decision to dispatch federal agents to cities to put down violent protests and make arrests has drawn a wave of criticism. Senate Democrats are proposing that the next coronavirus relief package contain limits on the president's efforts to send federal agents to patrol major cities. Lawsuits have targeted the Department of Homeland Security and other agencies by alleging that federal agents sent to Portland unlawfully detained demonstrators without probable cause. On Tuesday, Attorney General William Barr defended the federal response to what he called the "violent rioters and anarchists" who "have hijacked legitimate protests to wreak senseless havoc and...