US remains committed to turning down the temperature in the Middle East [SOUND]

# The US says it is working to turn down the temperature in the Middle East. Iran has vowed to retaliate against Israel for its alleged involvement in the assassination of Hamas leader Ismail Haniyeh in Tehran. Both Tehran and Hamas blame Israel for the killing, but Israel has not confirmed or denied involvement. US ambassador to the United Nations, Linda Thomas-Greenfield, says a broader regional conflict is not inevitable: