Police in Columbia, Lancaster County, are looking for a driver who crashed a car into a house and drove away.The crash happened around 11:10 p.m. Sunday in the 400 block of Cherry Street.Police said the impact caused significant damage to the building, making it unsafe for the residents to stay there.A man and a young child were asleep on the second floor and were not injured, according to police.Investigators believe the vehicle involved was a Lexus and has front-end damage.Anyone with information is asked to call the Columbia Borough Police at 717-684-7735. COLUMBIA, Pa. — Police in Columbia, Lancaster County, are looking for a driver who crashed a car into a house and drove away.