1.   At least two people were killed by collapsing roofs in Pennsylvania.

2.   The deep snows early in the season heighten the danger of collapsing roofs later.

3.   The reports of collapsing roofs prompted Edith Grossman to check on the extension she had put on her Bayside, Queens, home last year.

4.   The six firefighters perished when a collapsing roof sent them tumbling into the flames.

5.   As flames licked through the collapsing roof, streams of water from fire trucks were aimed at neighboring homes to keep the fire from spreading.

6.   He said the harbor of Dili was badly damaged and that several office buildings and homes were left with gaping cracks and collapsing roofs.

7.   One firefighter was hit by debris from a collapsing roof.