Hamas leader Ismail Haniyeh is killed in Iran by an alleged Israeli strike, threatening escalation

Tensions rise as a top Hamas leader, Ishmael Haniyeh, is killed in an air strike in Tehran, with Hamas blaming Israel. Iran condemns the attack, threatening ongoing ceasefire talks in Gaza. The US expresses hope to avoid war, while supporting Israel's defense. An Israeli air strike in Beirut kills a Hezbollah commander linked to a deadly rocket strike in the Golan Heights.

What does Hamas blame for the air strike in Tehran?

What was the outcome of the Israeli air strike in Beirut?