(Gladstone, OR) -- Gladstone police are looking for a man who allegedly fired a gun at a Clackamas County sheriff's deputy during a traffic stop. Authorities say 26-year-old Michael Patrick Newell was stopped by Gladstone police for a traffic violation last night, but he fled the scene and was later stopped again by a sheriff's deputy. Officials say Newell allegedly fired at the deputy while fleeing from that stop. Police saw Newell was last seen on foot.