Convicted serial rapist pleads guilty to 2 cold case rapes in Cleveland, receives 20 additional years in prison Serial rapist pleads guilty to 2 cold case rapes in Cleveland Posted at 1:37 PM, Jan 12, 2021 and last updated 2021-01-13 12:08:51-05 CLEVELAND â A convicted serial rapist who is already serving a 48-year prison term for multiple rapes in Cleveland, pleaded guilty to two cold case sexual assaults in December 2006 and March 2007, Cuyahoga County Prosecutor Michael OâMalley said Tuesday. Ronald Wheeler, 48, who is already serving a 48-year prison term for other stranger rapes, was sentenced to 20 additional years in prison. He pleaded guilty to two counts of rape and one count of kidnapping.