11.   Early suspicion has centered on al-Qaida or Pakistani militant groups.

12.   No one claimed responsibility, but suspicion has centered on the Loyalist Volunteer Force, a pro-British group opposed to the peace agreement.

13.   No one immediately claimed responsibility, but suspicion centered on IRA dissidents opposed to a cease-fire.

14.   Suspicions have centered on Estonian Interior Minister Edgar Savisaar.

15.   Although no-one has claimed responsibility for that grenade attack, suspicion also centered on Tutsi extremists active in Bujumbura.

16.   The suspicions center on a series of tape-recorded telephone conversations that began surfacing three days after the election.

17.   Suspicion has centered on officials from several collapsed cooperatives in the Ravenna region in the northeast.