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during that search. first though, we do want to begin with former white house counsel pat cipollone. his deputy appearing before a january 6 grand jury today. evan perez is outside u.s. district court in washington. this of course separate from the investigation to the handling of classified documents. this relates to january 6th. how significant is the testimony of cipollone and his deputy? >> reporter: jim, this is a very important testimony that we're going to get from the -- that the grand jury is going to get from pat cipollone and patrick philbin. these are two men who are in...

Of elements that could go with it. so if you take the pilot error issue, you have to look at all of the human factors things, such as, fatigue. this was a long flight. you have to not only look at how long the crew was actually in the airplane flying, but you've got to see how long they've been awake. if they've been awake or at least on duty 14, 15, 16, even 20 hours, you know how you feel after 20 hours. just think about this flight crew, who's not got to land an airplane after a very long flight. so they're going to look at fatigue, tiredness, they're going to look at crew performance. that...