Fairfax County police are asking for the public’s help in identifying a hit-and-run driver. Authorities said that a 67-year-old man was crossing the street near the intersection of Telegraph Road and Huntington Avenue at about 9:45 p.m. Saturday when he was hit by a car. Police said the driver of that car did not stay at the scene. The man is currently in critical condition. Police described the car as a light blue sedan with dark windows and custom wheels. They said it should have damage to the hood and possibly the windshield. Anyone with information is asked to call Fairfax County police at 703-691-1231.