Kat Lonsdorf

Israel threatened Tuesday to resume hostilities with Hamas in Gaza unless the militant group releases hostages under the ceasefire agreement.

The Palestinian militant group says it will delay the next planned release of Israeli hostages, citing violations by Israel in the terms of the fragile ceasefire agreement. Israel, in turn, accused Hamas of violating the agreement

Hamas is delaying the release of the next group of Israeli hostages, accusing Israel of preventing aid and Palestinians from returning home in Gaza. Israel said Hamas is violating the ceasefire.

The exchanges are part of a ceasefire agreement between Israel and Hamas.

It wasn't immediately clear what legal authority Trump would have to execute his proposals, and they would likely be met by fierce resistance from Palestinians and from regional Arab countries.

Siegel is the first American to be released as part of this deal. A total of 18 hostages have been released since the ceasefire took effect. Hundreds of Palestinians have been released so far.

Three more Israeli and five Thai hostages have been released by Palestinian militants from captivity and returned to Israel, after being held for more than 15 months in Gaza.

Steve Witkoff helped negotiate the Israel-Hamas ceasefire deal. His visit to Gaza on Wednesday was the first by a senior U.S. official in more than a decade.

The Israeli military has unblocked roads going north in Gaza, allowing many Palestinians to return for the first time since the beginning of the war. Including NPR's Anas Baba, who fled 15 months ago.

The Gaza ceasefire is holding and badly needed aid is flowing into the territory in large quantities. Meanwhile, Israel announces a new military operation against Palestinian militants in the occupied West Bank.