(AP) — Sentencing has been delayed for a man convicted in the stabbing death of his estranged girlfriend at a western Pennsylvania car wash a year ago. The (Johnstown) Tribune-Democrat (http://bit.ly/1DvGZIr ) reports that a Cambria County court agreed to a defense request to put off sentencing for 22-year-old Demetrius Gibson of Johnstown to allow resolution of drug charges.