evidence: Prosecutors said it was possible that Mr. Biden would "present himself to a jury, as he did during our interview of him, as a sympathetic, well-meaning, elderly man with a poor memory." During his interview with Hur, the special counsel wrote that the president was confused about the timeline of events and was unable to ascertain questions about his time as vice president. [...] Unlike Trump, Mr. Biden sat for an interview with the special counsel in October. During the discussion, Hur wrote that Mr. Biden said he kept the notebooks because "[t]hey are mine." "Every President before me has done the same exact thing," Mr. Biden told the special counsel, according to the report.