![PHOTO: Abigail Mor-Edan, 3, in an undated image.](https://s.abcnews.com/images/Politics/hostage-israel-avigail-ht-lv-231121_1700602563243_hpMain_16x9_992.jpg)
Thousands of people have died and thousands more have been injured since the militant group Hamas launched an unprecedented surprise attack on Israel on Oct. 7 and Israel retaliated with a bombing campaign and total siege of the neighboring Gaza Strip, leaving the region on the verge of all-out war.
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