SUPERIOR, Neb. -- Authorities in central Nebraska will be providing updates on a shooting which left three people dead last month. 

The shooting, at a Agrex Elevator in Superior, left three people dead, including the gunman, 61-year-old Max Hoskinson. 

The Nebraska State Patrol says Hoskinson had been fired from Agrex earlier that day, then returned in the afternoon with a gun. 

The victims have been identified as Sandra Nelson and Darin Koepke.

The State Patrol will be holding a news conference later Wednesday afternoon with new details on the investigation.