(Portland, OR) -- A Multnomah County Sheriff's deputy was injured in a crash on I-84 Wednesday night involving a DUI driver. The deputy had pulled over a car near Cesar Chavez Boulevard and was rear-ended by another car. The deputy and the driver of the car that hit the patrol car were hospitalized with minor injuries. 48-year-old Jose Juan Alvarez was charged with DUI and failure to install an Ignition Interlock Device.