81.   He already had pieces of the airplanes that hit the twin towers.

82.   He looked out at the gloomy sky and beyond the turnpike overpass to where he used to be able to see the twin towers.

83.   He and his colleagues are working to find free office space for small businesses left homeless by the destruction of the twin towers.

84.   He condemned the terrorists who attacked the twin towers, he recalled, and he said something about the killings of innocent Palestinians for years.

85.   He left his job as a janitor at the Nasdaq and went to work at the twin towers in the same capacity.

86.   He was on one of the planes that crashed into the twin towers.

87.   He said other studies had shown the presence of lead in the dust from the collapse of the twin towers.

88.   He thrilled at the sight of the twin towers.

89.   He was one of the first rescuers to enter the twin towers.

90.   Hey, are those twin towers down the street really the tallest in the world?