did simpson ask kaelin to go with him to establish an alibi? brian kato kaelin: i invited myself. he didn't ask me, and i thought, oh, i was starving. josh mankiewicz: kaelin told detectives they got back around 9:40 pm. he returned to his bungalow and didn't see simpson again for approximately an hour and a half. then, around 10:45 pm, kaelin says he heard three strange sounds. brian kato kaelin: it was a loud-- it was a banging noise as if someone bumped into a wall. josh mankiewicz: kaelin came outside to check on the noise and saw limo driver allan park at the gate, waiting to take simpson to the airport. a few minutes later, simpson came out of the house. his luggage was loaded and the limo sped off. kaelin's story seemed to add up. so now it was simpson the cops really wanted to talk to. he was in his hotel in chicago when detectives told him what had happened in la. there were no details given except that nicole was dead. he said, i'll be on the next plane back there. josh mankiewicz: now, came another phone call. the one tom lange dreaded, notifying nicole's family. you he

kaelin. josh mankiewicz (voiceover): kato kaelin took the stand to testify about that night he was with simpson. but first, came one of those kato moments. marcia clark: did you think that your friendship with him, your acquaintanceship, especially living on his property, might send acting roles your way? i didn't think that. i don't think we're going for the same parts. [laughter] i was just being me. it wasn't about the spotlight. it was just how i am. whose side was kato kaelin on? oh, that's a great question. he certainly wasn't on ours. he was on kato's side. that would be my opinion. from the very start, he was very clearly withholding information. and you didn't think he had anything to do with it? no. what he was doing was sticking his finger in the air, seeing which way the wind was blowing and saying, you know what? simpson's not going to get convicted, and i'm going to be the one who is standing by his side, and he'll take care of me. josh mankiewicz (voiceover): kaelin told us he

kaelin and has more. >> reporter: is beginning the end of the federal criminal case against president-elect donald trump related to the 2020 reelection. the special counsel's office that has been prosecuting that case in court, in washington, d.c., they went to the trial judge, tanya chutkan , and they said we want to wipe away all of the deadlines and stop the work that is being done on this case. they wanted to go towards trial. there were a lot of questions about whether president-elect donald trump could have some level of immunity for what he is accused of doing after the 2020 vote and his allegedly obstructing congress, trying to overturn the result of that election, which he had lost. the justice department now saying they have to figure out what their policy is going to be now that trump is the president-elect and will be inaugurated in january of 2025. they say it is unprecedented circumstances. they want to move forward consistent with the justice department policy and the special counsel's office, jack smith, that prosecutor who has been pursuing trump in court, in these cases an

>> kaelin, in the next few months, we have got an open dnc chair race and i am hopeful that in the context of that dnc chair race a few things happen. one is, hopefully a lot of people enter that race, and i think there should be debates and open conversation, let's have it out, public debate is a healthy debate, and then let's think about the project for what that dnc chair has to do, i would hope that they will open the doors of the democratic party, make it a grassroots party, say that we want to get out into wisconsin, new jersey, virginia, you name the state and we want to invite people in, especially unintentionally people who voted for donald trump, people who might have voted for obama and then gone to trump. we want to hear from you and we want to listen to you, we want to take notes but we want to ask you some basic questions. what do you think of the democratic brand? what are our strengths or weaknesses? what do you like us talking about? i hope that process helped guide the ship because right now i'm usually we are all pundits trying to get thoughts and advice, the final arbit