Babbitt, 35, was part of a pro-Trump mob trying to breach a security door when she was shot on Jan. 6.
Investigators are increasingly focused on the suspect's mental health as they work to identify any motive for the attack, said the official, who spoke on condition of anonymity.
President Joe Biden said in a statement that he and his wife were heartbroken to learn of Friday's attack and expressed condolences to Evans' family.
Lawmakers from both parties have decried the fencing, which was erected following the Jan. 6 insurrection, as unsightly, expensive and beyond what is necessary.
The judge said Klein's status as a government employee at the time of the Jan. 6 attack was troubling and suggested he would pose a danger to the public if released.
So far, lawmakers have focused on the lack of clear intelligence about the plans of the rioters, given that Trump's supporters openly discussed the insurrection online.
The House had been scheduled to debate and vote on a police reform bill on Thursday.
The Capitol Police said it already has made "significant security upgrades" at the Capitol, home to the U.S. House of Representatives and Senate.
Questions about the FBI's preparations for the riot, and investigations into it, are expected to dominate Wray's appearance Tuesday before the Senate Judiciary Committee.
Trump was acquitted of inciting the rioters during his second impeachment trial, where Democrats made some of the same arguments defence attorneys are making in criminal court.
Much remains unknown about what happened before and during the assault, and lawmakers are expected to aggressively question the former officials about what went wrong.
Felicia Konold's claim of recruitment to the organization, which has long forbidden female members, has intrigued experts who study extremist right-wing movements.
The lawsuit from Mississippi's Rep. Bennie Thompson is part of an expected wave of litigation over the Jan. 6 riot and is believed to be the first filed by a member of Congress.
Barely a month since the deadly riot, closing arguments are set for the historic impeachment trial as senators arrive for a rare Saturday session.
Republican senators appeared equally baffled at what they described as an unfocused and rambling performance by Trump's team compared to the Democratic House impeachment managers.
His lawyers plan to open Tuesday by questioning whether the U.S. Constitution allows the Senate to hold an impeachment trial for a president after he has left office.
Here's a look at the basics of the upcoming impeachment trial.
Thomas Caldwell worked for the FBI from 2009 to 2010 after retiring from the Navy, his lawyer wrote in a motion urging the judge to release him from jail while he awaits trial.
The Texas woman took selfies inside the U.S. Capitol, bragged about her participation and said she would 'do it again,' according to an affidavit.
Federal authorities on Wednesday arrested a man who describes himself as the ``Sergeant of Arms'' of the Seattle chapter of the far-right group Proud Boys.