11.   Sharon suggested Friday that he was dropping his insistence on a week of calm before the two sides begin implementing a truce.

12.   Tenet negotiated terms of a cease-fire last May, but the truce was never implemented.

13.   Talks on implementing the truce broke down late Wednesday after nearly seven hours over the Igman withdrawal and fighting in the northwest.

14.   The air strike came hours after Israeli and Palestinian security commanders met to discuss implementing a truce.

15.   The attack came only two hours before the arrival of U.N. special representative Yasushi Akashi for talks on implementing the truce.

16.   The attack came only two hours before the arrival of U.N. special representative Yasushi Akashi for talks on implementing the truce, negotiated by former U.S. President Jimmy Carter.

17.   The difference in levels of team heads suggested Israel wants to concentrate on implementing a truce, while the Palestinians hope for political progress.

18.   The general spent Thursday evening closeted with Palestinian security officials and negotiators, talking about ways to implement a truce.

19.   The patrols Saturday were the first step in implementing the truce signed two days earlier.

20.   The U.N.-mediated talks at Sarajevo airport were to focus on the nuts-and-bolts of implementing the truce, which took effect Sunday.