NAPOLEON, Ohio (WOWO) — The man accused of setting a 1992 hotel fire in Napoleon that killed three people has died in custody, bringing a decades-old murder investigation to an end without a trial. William Mohr, 64, of Edwardsville, Illinois, died Saturday, August 8, from natural causes at St. Vincent Hospital, according to the Henry County Prosecutor's Office. Mohr was the only suspect in the case and had been awaiting trial on six felony counts connected to the January 21, 1992, fire at the