1.   He said he heard another loud noise, then could seen nothing because of dust being thrown up by the collapsing walls.

2.   He said he heard two loud noises, then could seen nothing but a huge cloud of dust being thrown up by the collapsing walls.

3.   He said he heard two loud noises Sunday evening, then could seen nothing but a huge cloud of dust being thrown up by the collapsing walls.

4.   US officials at the time maintained they could no nothing against persons legally residing in the United States unless they were encouraging terrorism.