(Aloha, OR) -- Washington County authorities continue to investigate a seven-car crash that left a Hillsboro woman dead in Aloha. She's been identified as 20-year-old Cassandra Stolzenberger, who was a passenger in one of the vehicles hit in the chain-reaction crash. Sheriff's deputies say a truck pulling a trailer crashed into vehicles that were stopped in traffic Tuesday night on T-V Highway near Southwest 185th. Four people suffered life-threatening injuries, and three others who were injured are expected to survive.