Israeli tanks moved deeper into Rafah on Tuesday, reaching some residential areas of the southern Gazan border city where more than a million people had sought shelter, and its forces pounded the enclave's north in some of the fiercest attacks in months.
Israel's international allies and aid groups have repeatedly warned against a ground incursion into Rafah, where many Palestinians fled and Israel says four Hamas battalions are holed up.
Israel says it must root out the remaining fighters.
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