It is believed that at least two of the six American hostages still held in Gaza are alive — Sagui Dekel-Chen, 35, who grew up in Bloomfield, Connecticut, and Edan Alexander, 19, from Tenafly, New Jersey. Four other Americans are believed to have been killed in captivity.

Hamas militants freed three male hostages held for more than a year in the Gaza Strip on Saturday and Israel released 183 Palestinian prisoners from Israeli jails in the fourth such exchange of a ceasefire deal that has halted 15 months of intense fighting.

Some troops had been expected to withdraw to allow hundreds of thousands of displaced Gazans to go home. But Israel said the hostage exchange before that step had not gone as agreed. Hamas accused Israel of stalling.

The cease-fire has held despite a dispute earlier this week over the sequence in which the hostages were released.

The chaotic release of several hostages in Khan Younis Thursday was described by Israeli leader Benjamin Netanyahu as “shocking.”

U.S. President Donald Trump on Thursday said that Israel would turn the Gaza Strip over to the United States after the war with Hamas ends and that no U.S. soldiers would be needed there. Trump, who has called for U.

Israel was expected to free about 90 more Palestinians from its prisons on Saturday in exchange for the release of the three hostages, as stipulated in the ceasefire agreement that took effect on January 19.