11.   A Pentagon official cautioned that the targeting suggestions from forces of the opposition Northern Alliance had often proved unreliable.

12.   A senior defense official cautioned that the Navy investigation, which began the day after the attack, could show that the Cole was following proper high alert procedures.

13.   A White House official cautioned that the list of potential directors is not yet final.

14.   A US defense official cautioned that American participation in any new force is not a foregone conclusion.

15.   Administration officials cautioned on Thursday that Bush had not made a decision, was still receiving information and had ruled nothing out.

16.   Administration officials caution that if they use every weapon in their sanctions arsenal from day one, the only option left if sanctions fail is force.

17.   Agency officials also cautioned that there are too few aviation accidents to make rankings meaningful.

18.   Agency officials cautioned that all the companies must still demonstrate their ability to raise the necessary money.

19.   Buildings Department officials cautioned, however, that their investigation was still preliminary.

20.   But a senior Palestinian official cautioned that the Israelis were, perhaps, expecting too much of the meeting and that the sense of urgency was misplaced.