The Latest Breaking News on UN Security Council members fear all-out war after Haniyeh killing in Iran

Iran’s supreme leader, Ayatollah Ali Khamenei, has vowed to inflict “harsh punishment” on Israel in retaliation for the assassination of the top Hamas political leader, Ismail Haniyeh, in Tehran.

Two back-to-back strikes in Beirut and Tehran targeted high-ranking figures in Hezbollah and Hamas and have been attributed to Israel

Ayatollah Ali Khamenei, gave the order at an emergency meeting of Iran’s Supreme National Security Council on Wednesday morning

State Department spokesman faces heated press briefing as journalists ask why he can’t say killing of negotiator will harm peace talks

Recent assassinations of Hamas and Hezbollah leaders complicate Middle East conflict, raising concerns for ceasefire and regional stability.

Israel’s apparent assassinations of Fuad Shukr, Hezbollah’s top military leader, in Beirut, and Hamas political leader Ismail Haniyeh, in Tehran, have raised again the specter of a regional war involving regional adversaries – one that could potentially drag the United States into the fray.

Ismail Haniyeh, one of the chief operatives of Hamas, has been killed at age 62 in Iran. Haniyeh had been a critical member of Hamas, having led the group through elections and prior conflict with Israel.

Qatar, Egypt and the US have been key mediators in talks between Israel and Hamas to end the war in Gaza.

Iran vows revenge after airstrikes kill Ismail Haniyeh in Tehran on same day as commander killed in Beirut