When Hamas released a video of Evyatar David, he looked so frail and emaciated that their father did not recognize his voice, the Israeli hostage’s brother said Monday. David, now 24, was partying at the Nova music festival in southern Israel on Oct. 7, 2023, when militants kidnapped him and 250 others nationwide during their sweeping, terrorist attack that saw 1,200 killed. Hamas prompted further international outcry this weekend when it posted footage of a markedly frail David alongside that...