window. it s on the truman balcony, third floor, inside is the yellow oval room near the family living quarters, officials say it damaged the historic glass, but was stocked by a bullet-resistant layer, a security feature on the white house windows. on the south lawn below, agents with metal detectors looked for more rounds, only two have been confirmed, but agents want to know if other pock marks they ve discovered could mean other rounds hit. investigators are virtually certain the shots were fired last friday night, about 9:00 p.m. from a car speeding along a nearby street. the shots came from here on constitution avenue, about half a mile south of the white house. they were fired from a car moving in that direction, apparently by the driver. firing across the passenger seat and out the window. that distance equal to nearly eight football fields is around the limit of the useful range for that kind of assault rifle, thought to have been used. the car was found abandoned a few blocks