Sheridan, Oregon – A man fell off a bridge into the Yamhill River Saturday in the Sheridan area. The Yamhill County Sheriff’s Office, and Sheridan and Tualatin Fire Departments conducted a rescue operation to find him, but were unsuccessful. 25 year old Brian Disabatino fell from the bridge on Bridge Street, and was last seen floating downstream. Rescue workers searched from the banks, river and air, but Disabatino is still missing. Deputies say that he fell off the bridge accidentally, and alcohol may be a factor.