Thread by @NBCNews

LATEST from US Capitol

• 4 reported deaths after Trump supporters storm Capitol; 1 woman fatally shot by Capitol police; 3 others died in medical emergencies, police say

• 52 total arrests

• Congress affirms Biden win

• DC National Guard placed on a 30-day mobilization

Former AG Barr statement on President Trump:

“Orchestrating a mob to pressure Congress is inexcusable. The president’s conduct yesterday was a betrayal of his office and supporters.”

BREAKING: First statement from US Capitol Police on Wednesday's storming of the US Capitol.

US Capitol Police statement:

• "Individuals involved in violent riotous actions" stormed Capitol

• USCP shot woman who died, ID'd as Ashli Babbitt; officer on leave pending investigation, per policy

• 2 devices found in vicinity were "hazardous and could cause great harm"

BREAKING: Senate Minority Leader Schumer says President Trump should be "immediately" removed from office, either by 25th Amendment or impeachment:

"This president should not hold office one day longer."

BREAKING: White House withdraws the nomination of acting DHS Sec. Wolf to be permanent DHS secretary shortly after he sent a statement condemning Wednesday's violence at the US Capitol.

White House spokesperson: “The withdrawal occurred yesterday and was not related at all to Wednesday’s events or the Acting Secretary’s comments this morning. Acting Secretary Wolf remains the acting secretary and continues to perform the duties of his office."

NEW: Acting AG Rosen:

"Some participants in yesterday’s violence will be charged today, and we will continue to methodically assess evidence, charge crimes and make arrests in the coming days and weeks to ensure that those responsible are held accountable under the law.”

Rep. Tim Ryan, who chairs a key subcommittee with jurisdiction over the Capitol, tells reporters that as many as 60 Capitol Police officers were injured Wednesday, including 15 hospitalized and 1 in critical condition. Many were hit in the head with lead pipes, he says.

Total arrests Wednesday (as of 12 p.m. ET Thursday):

DC police: 68 arrests, 1 of which from DC

Capitol police: 14 arrests

More arrests expected Thursday, @JuliaEAinsley reports.

FBI Director Wray: "Let me assure the American people the FBI has deployed our full investigative resources and is working closely with our federal, state, and local partners to aggressively pursue those involved in criminal activity during the events of Jan. 6. "

A worker cleans up debris outside the US Capitol a day after Trump supporters stormed the building.

📷 Erin Scott / Reuters

Workers clean damage near an overrun US Capitol Police checkpoint a day after Trump supporters stormed the building.

📷 Brendan Smialowski / AFP

BREAKING: Senate Minority Leader Chuck Schumer says that after Wednesday's events at the US Capitol, if the Senate Sergeant at Arms Stenger has not vacated his position by the time he becomes majority leader, he will fire him. - @frankthorp