KLAMATH FALLS, Ore. - On August 4, 2022, at approximately 8:30 p.m. Klamath Falls Police Department responded to a call involving a brother chasing another brother with a knife. The victim had sustained wounds to the face. KFPD Officer Thun and Reserve Officer Austin Gilmore arrived on scene. Witnesses directed them to where the men had gone with Mathew Vaughn chasing his brother, James Vaughn.