Mediators are set to hold new Gaza cease-fire talks, hoping to head off an even wider war

International mediators were set to hold a new round of talks Thursday aimed at halting the Israel-Hamas war and securing the release of scores of hostages, with a potential deal seen as the best hope of heading off an even larger regional conflict.

The United States, Qatar and Egypt were to meet with an Israeli delegation in Qatar as the Palestinian death toll from the 10-month-old war nears 40,000. Hamas has not said whether it will participate, accusing Israel of adding new demands to an evolving proposal that had U.S. and international support.

A cease-fire in Gaza would likely calm tensions across the region and may persuade Iran and Lebanon's Hezbollah to refrain from retaliatory strikes on Israel after the killing of a top Hezbollah commander in an Israeli airstrike and of Hamas' top political leader in an explosion in Iran's capital.

The mediators have spent months trying to hammer out a three-phase plan in which Hamas would release scores of hostages captured in the Oct. 7 attack that triggered the war in exchange for a lasting cease-fire, the withdrawal of Israeli forces from Gaza and the release of Palestinians imprisoned by Israel.

Both sides have agreed in principle to the plan, which President Joe Biden announced on May 31. But Hamas has proposed “amendments” and Israel has suggested “clarifications,” leading each side to accuse the other of making new demands it cannot accept.

Hamas has rejected Israel's latest demands, which include a lasting military presence along the border with Egypt and a line bisecting Gaza where it would search Palestinians returning to their homes to root out militants. Hamas spokesman Osama Hamdan told The Associated Press the group is only interested in discussing the