WASHINGTON — The U.S. Capitol was placed on lockdown Wednesday afternoon and police ordered evacuations of several buildings.
Members of Congress were escorted out of the room.
This comes after President Donald Trump addressed his supporters vowing "never to concede" the election in a speech on the Ellipse, large crowds of pro-Trump protesters marched to the U.S. Capitol and breached police barricades, making their way into the building, outside Senate chambers.
Congress was meeting to certify the votes for President-elect Joe Biden's victory.
All Arizona senators and representatives are safe, according to tweets or information from their offices.
Read live updates from Washington D.C. on Arizona leaders.
2 a.m. Thursday
Congress certifies President-elect Joe Biden's win. President Donald Trump said there would be an orderly transition on Jan. 20 when Biden takes office.
Four people died in the riots on the U.S. Capitol. One woman was shot and killed by Capitol Police, while three others suffered medical complications.
12 a.m. Thursday
U.S. Rep. Debbie Lesko says she objected to Arizona's electors because the state's "voter registration deadline law was violated."
U.S. Rep. Paul Gosar previously objected to Arizona's election tally. U.S. Rep. Andy Biggs also said in a statement that he would object to the Electoral College count in Arizona.
6:00 p.m.
Congress reconvenes.
5:58 p.m.
Arizona Rep. Paul Gosar says he will move forward with his objection of Arizona's tally with Sen. Ted Cruz.
5:15 p.m.
Rep. Paul Gosar, who objected to Arizona's election tally in Washington D.C. prior to the Capitol building being stormed by rioters, appears on FaceTime speaking to crowd of pro-Trump supporters at Arizona State Capitol.
5:00 p.m.
Twitter is suspending the use of President Donald Trump's Twitter account for 12 hours and requiring the removal of three tweets they say violates their civic integrity policy. If the tweets aren't removed, his account will remain locked.
4:45 p.m.
Congress will reconvene at 8 p.m. Eastern Time to continue the joint session to certify the votes for the 2020 election.
4:30 p.m.
Minnesota Rep. Ilhan Omar says she is drawing up articles of impeachment against President Trump.
4:10 p.m.
A woman died from injuries after she was shot inside the U.S. Capitol building as pro-Trump supporters tried to break into the House Chamber, according to the Associated Press.
It is not known yet what exactly led to the woman being shot, but a photo from CBS News' Zak Hudak shows law enforcement with guns drawn inside the House Chamber around 2:46 p.m.
3:30 p.m.
Arizona Republican Party Chair Kelli Ward speaks to a group outside Arizona State Capitol.
2:30 p.m.
President Donald Trump has told supporters to go home in a video while maintaining false claims of election fraud.
2:20 p.m.
2:11 p.m.
2 p.m.
Arizona Secretary of State Katie Hobbs called the situation an "attempted coup." Hobbs herself was the target of President Trump supporters after she declared the state election to be free of fraud.
1:47 p.m.
Another protest is taking place outside the Arizona State Capitol. Demonstrators are opposing the results of Biden's win in the state amid unsubstantiated claims of voter fraud.
1:38 p.m.
President Trump is urging supporters to remain peaceful.
1:30 p.m.
1:30 p.m.
Arizona representatives Debbie Lesko and David Schweikert both tweeted that they are safe.
1:19 p.m.
Arizona representatives Greg Stanton and Ruben Gallego are both safe according to their offices.
1:04 p.m.
Arizona Senators Mark Kelly and Kyrsten Sinema are both safe, according to their offices.
12: 41 p.m.
The U.S. Capitol was placed into lockdown after protestors breached the building.
Follow the latest developments on this story on 12 News' YouTube channel.
The Associated Press contributed to this story.