Forty-eight days after the Jan. 6 attack on the U.S. Capitol that forced lawmakers into hiding for hours, answers on reasons for security failures are starting to emerge — and people are pointing fingers.

In a rare joint hearing with the Senate Homeland Security and Governmental Affairs Committee and Rules Committee, key law enforcement officials involved in responding to the attack painted a picture of poor intelligence, structural communication issues, and a lackluster response from Pentagon officials as driving reasons behind the botched response.