91.  A letter of responsibility sent to three lawyers threatened further attacks.

92.  A Palestinian official said the activists would be questioned about contacts with the military wing of the Hamas and possible plans for further attacks.

93.  A letter claiming responsibility threatened further attacks.

94.  A secretive, extremist Sunni Muslim group took responsibility for the graveyard slayings and vowed further attacks on Shiite Muslims.

95.  A shadowy pro-British paramilitary group claimed responsibility Monday for an abortive bomb attack on an Irish border town and threatened further attacks.

96.  Absence of the centers would make any further attacks much easier.

97.  Also on Wednesday, Russian Interior Minister Anatoly Kulikov visited vacationing President Boris Yeltsin to report on measures taken to prevent further attacks in southern Russia.

98.  An accord, which ended Israeli attacks and guerrilla Katyusha rocketing of northern Israel, prohibits further attacks on civilians but does not preclude attacks on military targets.

99.  Arafat, under pressure from Israel to prevent further attacks, ordered arrests of Hamas activists after the attacks.

100.  Arafat, under pressure from Israel to prevent further attacks, this week ordered arrests of Hamas activists.