(By Steve Lyttle, slyttle@charlotteobserver.com) A Statesville police officer and his estranged wife are dead in what the Iredell County Sheriff's Office says was a murder-suicide.Investigators say Robert Przasnyski, 39, a three-year veteran of the police department, and his wife, Heather, were found dead outside Robert Przasnyski's house Tuesday evening north of Statesville.