US stocks closed higher as Iran aims to deescalate the clash with Israel. Oil prices eased. Fed meets on rates this week. No one expects a rate cut.

The fighting between Israel and Iran intensified overnight, as both nations kept up their attacks, killing civilians and raising concern among world leaders that the biggest battle between old enemies could lead to a broad regional conflict.

Iran has reportedly refused to negotiate a ceasefire with mediators Qatar and Oman. An official, speaking to Reuters on the condition of anonymity, said Iran would only consider serious negotiations after responding to Israeli pre-emptive strikes. Iran made "clear that it will not negotiate while under attack," the official said.

The wild moment Iran’s state broadcaster was bombed by Israel has been caught on camera as Tehran called for United States President Donald Trump to “muzzle” Israel’s Prime Minister Benjamin Netanyahu and force a ceasefire.

Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

The aircraft carrier USS Nimitz, one of the world’s largest warships, is reportedly headed to the Middle East to boost the US’ presence as Israel and Iran do battle.