(Kelso, WA) -- Authorities are investigating an officer-involved shooting at a gas station in Kelso. Cowlitz County sheriff's deputies say a transient who was accused of shoplifting yesterday morning at the Flying K on First Avenue and West Main later returned to the store and starting swinging a walking-stick-type weapon at the clerk and a customer. A Kelso police officer who responded, John Johnson, shot the suspect to death. Authorities say the suspect was well-known to Kelso police.