election. >> reporter: trump may have been crying widespread fraud, but he had no proof. what the former president did have proof of, based on his own team's assessment of votes, was that he lost. in fact, made clear by the january 6th committee, which exposed to the world that so many trump aids, despite towing the trump line in public- - >> are you expecting the president to concede? >> maria, that word is not even in our vocabulary right now. >> reporter: new trump was going to lose legitimately and he did lose legitimately, admissions they were forced to make under oath. >> i was in the oval office, and at some point in the conversation, the data person was brought on, and i remember, he delivered to the president that he was going to lose. >> reporter: trump campaign attorneys followed up on all of