Avishai David, father of hostage Evyatar David, describes the latest images of his son in captivity: "He's silent, terrifyingly thin, disconnected from the world."

Witkoff and the U.S. ambassador to Israel, Mike Huckabee, visited an aid site in Gaza run by the controversial Israel and U.S.-backed Gaza Humanitarian Foundation (GHF) on Friday, as the United Nations said that over 1,373 Palestinians have been killed while seeking food since the end of May, including 859 at GHF sites.

"I understand exactly what Hamas wants, they don't want a deal, they want to break us through these horrific videos," he said. Prime Minister Benjamin Netanyahu said in a Sunday night address that the hostage videos released over the weekend made him realize exactly what Hamas wants.