11.   Israeli forces have continued to make brief incursions to arrest or kill suspected militants.

12.   Israeli forces have continued to make brief incursions into the West Bank to arrest or kill suspected militants.

13.   Israeli forces have continued to make brief incursions to arrest or kill suspected militants, but the operation in Jenin appeared to be on a larger scale.

14.   Jenin, a militant stronghold, has been the target of repeated Israeli raids in recent months, including a brief incursion Monday.

15.   On Saturday, Israeli forces left the town of Tulkarem after a brief incursion.

16.   Palestinians and Israeli forces exchanged fire during the brief incursion.

17.   Tanks and armored personnel carriers backed by two helicopters entered Jenin early Saturday morning, and, late Friday night, the army made a brief incursion into Tulkarem.

18.   The brief Israeli incursions began shortly after Israel wound up a large-scale assault on the West Bank, a response to a wave of Palestinian suicide bomb attacks.

19.   The Israeli army also carried out a brief incursion overnight into the Dheisheh refugee camp in Bethlehem.

20.   Israel followed up its strikes with a brief incursion into the city of Nablus in the West Bank, which triggered firefights with Palestinian gunmen.