Alameda County District Attorney's Office
Nancy E. O'Malley, District Attorney

Meet DA Nancy E. O'Malley

July 2017

Sentencing in Brutal Castro Valley Cold Case Murder Jul 21, 2017

On July 17, 2017, Defendants Cheryl Ann Drace and William Joseph Devincenzi were each sentenced to 15 years to life for the cold case murder of Defendant Drace's ex-husband Stephen Rudiger in 1990. The cold-blooded murder of Mr Rudiger 27 years ago had remained open until a 2010 anonymous tip helped solve the mystery.

Defendant Cheryl Ann Drace and Mr Rudiger married in 1985 and both had children from their previous relationships. But by mid-1990, Defendant Drace had become prison-penpals with Defendant William Devincenzi, who was serving time in Federal Prison. She would frequently speak to Defendant Devincenzi for hours at a time on the phone and they wrote love letters to each other. In September 1990, divorce proceedings between Defendant Drace and Mr Rudiger were finalized, though one matter remained unresolved: the sale of their Castro Valley home.

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