 First, Fairfax County Police say a man was hit and killed while walking along Lorton Road near Timorin Drive. The driver remained at the scene there, but earlier Saturday evening, a man was hit and injured in the parking lot of a Dumfries apartment. Prince William County Police say the SUV that did it then ran away. The victim was taken to the hospital. His condition this morning is unknown. Officers are looking for a gold 1999 Lexus RX300.