Ronald Kessler, a former Washington Post and Wall Street Journal investigative reporter, is the New York Times bestselling author of The First Family Detail: Secret Service Agents Reveal the Hidden Lives of the Presidents and The Secrets of the FBI.

FBI agents' reports of interviews documenting that Hillary Clinton's stinging humiliation of her friend and mentor Vince Foster in front of White House aides triggered his suicide a week later are missing from where they should be filed at the National Archives, Daily Mail Online has learned exclusively.

On two separate occasions, this author visited the National Archives and Records Service in College Park, Md., to review the reports generated by FBI agents assigned to investigate the 1993 death of Bill Clinton's deputy White House counsel.