<p>Washington: US President-elect Donald Trump's incoming national security adviser, Mike Waltz, said on Sunday that if Hamas reneges on the Gaza ceasefire-for-hostages deal, the United States will support Israel "in doing what it has to do."</p>.Who are the Israeli hostages being released by Hamas on Sunday?.<p>He added in an interview with <em>CBS</em>' "Face the Nation," "Hamas will never govern Gaza. That is completely unacceptable."</p>
<p>Washington: US President-elect Donald Trump's incoming national security adviser, Mike Waltz, said on Sunday that if Hamas reneges on the Gaza ceasefire-for-hostages deal, the United States will support Israel "in doing what it has to do."</p>.Who are the Israeli hostages being released by Hamas on Sunday?.<p>He added in an interview with <em>CBS</em>' "Face the Nation," "Hamas will never govern Gaza. That is completely unacceptable."</p>