A key witness’s account helped accelerate a shift in the agency’s inquiry: Overt talk about Mr. Trump and his behavior had been rare, except as a motive for the actions of others.
Sequestered with family and security, Ms. Hutchinson, 26, has in the process developed an unlikely bond with Representative Liz Cheney, the panel’s vice chairwoman.
Pat A. Cipollone, the former White House counsel for President Donald J. Trump, appeared before the House committee investigating the Capitol attack for roughly eight hours on Friday.