The Islamic Jihad group - a close ally of Gaza's Hamas rulers - says that Daniel Mansour, its commander in the northern part of the strip, died when the strike hit his home just before dawn Monday.
Israel has been drawing down its ground operation since the weekend but has kept up its aerial, offshore and artillery bombardments of the strip.
The cease-fire, which was to start at 10 a.m. on Monday, does not apply to the entire territory.
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