A Rochester Hills man, accused of trying to kill his wife, had more than 100 guns in his home. 68-year-old John Piotrowski was arrested at his home on John R after taking two shots at his wife. Both missed. Deputies removed 87 rifles and 58 hand guns. Piotrowski was arraigned on attempted murder, placed on a half million dollars’ bond and is lodged in the Oakland County Jail. He’s due for a preliminary exam December 15.