The hearing could be one of the most consequential held by the panel, potentially answering the long unresolved question of whether Trump knew that far-right extremist groups would storm the Capitol.

The GOP lawmaker says disturbing messages targeting him, his family and his staff have escalated as the House probe reveals damaging new details about former President Donald Trump’s role in the attempted insurrection.

In brief excerpts of testimony,Cassidy Hutchinson told the committee she was in the room for White House meetings where challenges to the election were discussed, including with Republican lawmakers.