1.   Also Tuesday, a top FBI official acknowledged agents still have few clues in the investigation into the anthrax attacks that have left four dead.

2.   Also, there were rumors that Koplan had threatened to resign in the first days of the anthrax attacks unless his agency was allowed to talk.

3.   An FBI analyst said investigators were leaning toward the theory that one domestic terrorist was behind the anthrax attacks.

4.   An anthrax attack is not known to have ever occurred.

5.   As with the first terrorist assaults, in New York and at the Pentagon, the government has been caught completely by surprise by the anthrax attacks.

6.   At the same time, he said there is no evidence that the Feinstein measure would have done anything to prevent the latest anthrax attacks.

7.   Authorities say there is no evidence so far that any of the incidents constitute an anthrax attack.

8.   Attorney General John Ashcroft said the anthrax attacks could be the work of a group, and of individuals working independently.

9.   Before the speech, he plans to tour the Centers for Disease Control and Prevention, the central agency investigating the recent anthrax attacks.

10.   A local publishing company was the target of an anthrax attack.