Federal troops are patrolling the National Mall and neighborhoods across Washington while President Donald Trump's administration exerts extraordinary power over law enforcement in the nation's capital.

Washington sued Donald Trump on Friday over his attempted takeover of the U.S. capital city's police force, escalating a power struggle between the U.S. president and the city's leadership. D.C. Attorney General Brian Schwalb filed a lawsuit challenging Trump's attempt to take control of the district's police force,

The District of Columbia filed a lawsuit against the Trump administration on Friday, in response to what the district called the federal government’s “unlawful assertions of authority.”