GREAT NECK - ? Cops are searching for a gunman who opened fire in a driveway in Nassau County. Police say a 23-year-old man was working on his truck in his driveway on Pembroke Avenue in Great Neck early this morning when it happened. Cops say the gunman walked up to the man and began shooting. The victim was hit once in the shoulder as he ran down the street. The man is expected to be OK.