 Meantime, billionaire Bill Ackman, who's been a vocal critic of President Biden, pointing fingers at someone else, the first lady. Now, if the president were replaced at the top of the Democratic ticket, the process would be messy. NBC reports, for people familiar with the talks, most of the campaign's significant war chest would fall to Vice President Kamala Harris. Democrat Senator John Fetterman tells Fox. One debate does not define a person's record or the kind of person or the situation. There was that same kind of a freak out after my debate.