(Portland, OR)  --  Two people are injured following a possible DUI crash involving a dump truck on I-205.  The Portland Police Bureau says a driver crashed into a dump truck parked in a construction zone in the southbound lanes last night.  The driver's passenger was rushed to a hospital with life-threatening injuries after being extricated from the vehicle.  The driver suffered less serious injuries.  Police detained the driver at the scene on suspicion of DUI.