LOUISVILLE, Neb. (AP) — The Nebraska State Patrol has joined an investigation into an officer-involved shooting at a residence in eastern Nebraska's Cass County.

Officers had been called Wednesday night to the home northeast of Louisville.

Several shots were fired but no officers were injured. It's unclear who shot first: an armed man at the home or the officers.

The wounded man was taken to Omaha hospital for treatment.

His name and other details about the shooting have not been released.  

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