National Guard members deploy on U.S. Capitol grounds, after U.S. President Donald Trump was impeached for a second time, in Washington, U.S. January 14, 2021.

Vice President Mike Pence speaks to National Guard troops outside the U.S. Capitol, January 14, 2021, in Washington. Alex Brandon/Pool via REUTERS

The Washington Monument is seen behind a fence and razor wire, in Washington, U.S., January 15, 2021.

Members of the National Guard stand in front of a large fleet of law enforcement vehicles and security fencing to block the road leading to Black Lives Matter Plaza near the White House in Washington, U.S., January 15, 2021.

A member of the National Guard carries pizza's boxes into the Dirksen Senate Office building to feed National Guardsmen providing security at the U.S. Capitol ahead of U.S. President-elect Joe Biden's inauguration, in Washington, U.S., January 15, 2021.

National Guard members walk at the Capitol, in Washington, U.S., January 15, 2021.

Members of the National Guard look at the U.S. Capitol Rotunda in Washington, ahead of the upcoming presidential inauguration, U.S. January 14, 2021.

Members of the National Guard assist traffic in downtown Washington D.C., ahead of U.S. President-elect Joe Biden's inauguration, U.S. January 15, 2021.

National Guard members stand next to a fence topped with razor wire surrounding the U.S. Capitol ahead of the upcoming presidential inauguration, in Washington, U.S. January 14, 2021.

A National Guard member rests inside the U.S. Capitol, after U.S. President Donald Trump was impeached for a second time, in Washington, U.S., January 14, 2021.

Members of the National Guard check the identification of drivers wishing to enter a closed road at a security checkpoint near the White House in Washington, U.S., January 15, 2021.

Members of the National Guard assist traffic in downtown Washington D.C., ahead of U.S. President-elect Joe Biden's inauguration, U.S. January 15, 2021.

National Guard members deploy on U.S. Capitol grounds, after U.S. President Donald Trump was impeached for a second time, in Washington, U.S. January 14, 2021.

National Guard members mount guard on U.S Capitol grounds ahead of U.S. President-elect Joe Biden's inauguration, in Washington, U.S., January 15, 2021.

Workers install razor wire atop the unscalable fence surrounding the U.S. Capitol in the wake of the January 6th riot and ahead of the upcoming inauguration in Washington, U.S. January 14, 2021.

National Guard members deploy on U.S. Capitol grounds, after U.S. President Donald Trump was impeached for a second time, in Washington, U.S., January 14, 2021.

National Guard members walk in front of the U.S. Capitol after the House voted to impeach U.S. President Donald Trump in Washington, U.S., January 14, 2021.

National Guard members check firearms as they deploy on U.S. Capitol grounds, ahead of the upcoming presidential inauguration, in Washington, U.S. January 14, 2021.

Newly-installed razor wire tops the unscalable fence surrounding the U.S. Capitol in the wake of the January 6th riot and ahead of the upcoming inauguration in Washington, U.S. January 14, 2021.

National Guard soldiers maintain a watch over the U.S. Capitol after the House of Representatives impeached U.S. President Donald Trump in Washington, U.S., January 14, 2021.

Fencing is put up amid beefed up security ahead of planned protests at the state Capitol building in Lansing, Michigan, U.S., January 15, 2021.