channel i m eric shawn police say that suspect rammed his car into barrier on senate side of the capitol building. then he was shot and killed when he got out of that car and lunged at police officers with a knife. investigators are trying to determine exactly what was the motive for this attack and fox news team coverage for you on all of this lucas tomlinson has latest on the investigation and let s begin first with mark meredith live at the white house on the north lawn with new reaction to this horrible distinct from lawmakers. mark. reporter: president biden is heartbroken over the death of capitol police officer william evans the president was over at camp david when the attack happened and he s going to be staying there through monday still the white house says that the president was briefed about what was going on speaking with his national security team. police said on friday there was no reason to believe any particular lawmaker it was targeted the president put out