(Portland, OR) -- Searchers are trying to find a 53-year-old man who's missing near Corbett. Christopher Smaka's car was found near Gordon Creek Road. He told friends he planned to swim in the Sandy River. Searchers found shoes and personal items near the river. Deputies used kayaks to search the river and drones were used to search from the air. The Clackamas County Sheriff's Office also joined the search.