21.   Mayor Rudolph Giuliani arrived at the explosion site about an hour after the blast.

22.   No Americans appear to have been close to the explosion sites in Iraq, but wind may have dispersed poisonous gases over miles of desert.

23.   Officers sealed off the explosion sites and scores of police cars cruised the streets.

24.   Police suspect anti-airport radicals may have been involved in the explosion as fragments of lead cables and batteries were found near the explosion site.

25.   Small groups of students vowed to continue the march to the explosion site.

26.   Sudi said the person was called because his name was found in documents seized at the explosion site.

27.   The police unit that arrived at the explosion site found the dead body of a young man, a duty officer of the Interior Ministry told reporters.

28.   The vehicle was seen shortly before the blast parked under a bridge at the explosion site.

29.   The vehicle was seen shortly before the blast, parked under a bridge at the explosion site.

30.   Adora Jo Altarejos, a flight attendant who was nearer the explosion site, said that the sound seemed to have been caused by a firecracker.