Trump's plan to address crime in D.C. calls for deploying National Guard troops along the National Mall overnight Wednesday into Thursday morning, according to a source.

The Republican governors of three states announced they will send state National Guard personnel to Washington, D.C., at the Trump administration's request. The big picture: The deployment of hundreds of additional troops, who will join the 800 already mobilized in the nation's capital, marks a major escalation in President Trump's takeover.