The story
The rumble of artillery fire and the roar of ensuing explosions continued to roll through Gaza early Tuesday despite pronouncements by an Israeli official earlier that the military operation may be in its final days.
Israeli tanks rolled into Gaza City from the al-Karramah neighborhood in the northwest and the Tel al-Hawa neighborhood in the northeast, approaching the headquarters of Hamas' preventative security building.
But after the respite, the explosive sounds that punctuated the nighttime hours underscored a resumption in offensive operations. 
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CNN's Talal Abu Rahmi in Gaza City contributed to this report.
