Prosecutor : Amos Patton was relieved of duty for unspecified misconduct . He went to his car and returned with a gun , firing and wounding three . Amos Patton , a 42-year-old from Cordova , Tennessee , faces one count of assault and another of carrying and using a firearm in relation to a federal crime of violence , the U.S. Attorney 's Office for western Tennessee announced Friday in a press release . The shooter then fled the scene on foot. The incident occurred on a National Guard facility on Navy property in Tennessee .
Prosecutor : Amos Patton was relieved of duty for unspecified misconduct . He went to his car and returned with a gun , firing and wounding three . The shooter then fled the scene on foot. The incident occurred on a National Guard facility on Navy property in Tennessee .