Walter L. "Walt" Wiemann
Male, White
Date of the incident: 9/18/2018
Renfrew, Butler, PA
129 Nursery Rd
129 Nursery Rd
Walter Wiemann barricaded himself in a house just before noon. Police said he was making threats to himself, others and police. Troopers surrounded the house and called to try to talk to the man. In the late afternoon, police approached the house. The man was outside, and allegedly raised his rifle and aimed at a trooper, and the trooper shot and killed him.