1.   By late April the Greek authorities were holding five Palestinian students whom they suspected of involvement in the attempted bomb attack.

2.   Soon after the explosion the PLO headquarters in Tunis sent two officials to assist the Greek authorities with their investigations.

3.   And it would be almost impossible for the Greek authorities to winkle him out of an Orthodox sanctuary.

4.   But he cut his wrists as the train approached Yugoslavia, was taken off as he had intended and was eventually sent back to the Greek authorities.

5.   By his own admission to Greek authorities, Atwa intended to be the third hijacker to board the plane.

6.   Increasingly excited, the two men won permission from the Greek authorities to sample the travertine.

7.   Since then Greek authorities have made many changes to satisfy foreign critics, including beefing up the security force, building perimeter fences and installing new X-ray equipment.

8.   The company points to documents prepared by Greek authorities that say a search was conducted by air and by water.

9.   The Greek authorities said air force officers had issued a warning to the group at the site.

10.   The Greek authorities permitted protests in a confined area miles from his route.