now, when it comes to the potential crime of fraud, they're going to need documents. they are going to need witnesses. and we know the former president. he doesn't leave much of a paper trail. he doesn't e-mail. he doesn't text. so, witnesses are going to be key. and all eyes are on the trump organization's longtime cfo, allen weisselberg. he's exactly the kind of person, who could, if he wanted to cooperate, give investigators the kind of insights that they need. he is, also, currently, facing his own tax investigation, which could apply pressure on him. and really incentivize him to cooperate. so, all eyes on him, right now. >> so, paula, talk to me about the timing here of this. how quickly could this move? >> so we know this grand jury's been impaneled for about-six months. that can be extended. but we, also, know the manhattan district attorney's term lasts just a little bit longer than that. so right now, base on the information that we have, we are looking about until the end of the year. but, don, even though we have the grand jury. even though we have identified