The officer says Israeli strikes have devastated the group's leadership and structure, and that armed clans are filling the void.

The workers were receiving medical treatment and were in stable condition, the U.S.- and Israeli-backed GHF said.

The first session of indirect Hamas-Israel ceasefire talks in Qatar ended inconclusively, two Palestinian sources familiar with the matter said early on Monday, adding that the Israeli delegation didn't have a sufficient mandate to reach an agreement with Hamas.

The deal comes more than 20 months into the conflict -- and more than three months after a previous deal ended.

Hamas announced on Friday that it had “submitted a positive response” to a proposal for a 60-day ceasefire in Gaza, opening the path toward a deal to halt the conflict after months of failed efforts.