 "Jigsaw John" died of complications due to pneumonia and pancreatic cancer only two years later.His funeral was a veritable "Who's Who" of LAPD's powerful and famous, including O. J. Simpson detectives Tom Lange and Philip Vannatter, as well as Judge Lance Ito, who presided over the Simpson criminal trial.LAPD's then Chief Willie L. Williams and his predecessor, Chief Darryl F. Gates (who worked with him as a young detective), eulogized him, Williams reinstating the detective to active duty as of May 2, 1995, "That he make his final journey as a detective of the Los Angeles Police Department."