Scott Olson/Getty Images(Grand Rapids, Mich.) -- Michigan police officer Christopher Schurr appeared in court Friday to be arraigned for the killing of Patrick Lyoya. Lyoya, 26, was shot in the back of the head after Schurr pulled him over on April 4 for an unregistered license plate. Schurr, who turned himself in Thursday, pleaded not guilty to the charge. The judge set Schurr's bond at $100,000 cash surety, with conditions. Schurr, an officer with the Grand Rapids Police Department, will not be allowed to purchase or posses any firearms or dangerous weapons; he must report to court serv...