Israel says it will return to ceasefire
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An Israeli security official said the transfer of aid into the territory is halted "until further notice," the first major test of the ceasefire.
Israel has reopened two crossings in Gaza, while the key Rafah crossing will stay closed to the movement of people until further notice.
Israel said it had begun "renewed enforcement of the ceasefire" Sunday after launching strikes in Gaza as it traded accusations with Hamas that each side had violated the fragile truce.
Israeli fire killed three people near a ceasefire line in Gaza on Monday, medics said, with U.S. envoys expected in Israel to try to push forward the fragile truce that faced its gravest test so far over the weekend.
Israel has said it will resume enforcement of the ceasefire after launching air strikes on Gaza in response to what it called Hamas's "blatant violation".
Israel launched a wave of attacks on Gaza after accusing Palestinian militants of attacking its forces across cease-fire lines. Both sides say they are still committed to the truce.
The Israeli military said on Sunday that a ceasefire in Gaza had resumed after an attack that killed two of its soldiers and prompted a wave of airstrikes that killed 26 people, in the most serious test yet of this month's U.
Israel on Sunday struck targets in southern Gaza after saying its troops came under fire from Hamas militants, in the first major test of a U.S.-brokered ceasefire meant to halt more than two years of war. Health officials said at least nine Palestinians were killed.
Detainees seek to return to their normal lives in Gaza after being freed from Israeli captivity, where some say they faced torture and beatings.
Israel said it carried out air strikes on Gaza Oct. 19 after its troops were attacked, sending the ceasefire into uncertainty.
As Israel and Hamas implement the first phase of a Gaza peace plan, questions remain unanswered over what comes next.
Israel has identified the remains two hostages on Sunday after Hamas handed over their bodies to the Red Cross Saturday night.