The assassination of Hamas political leader Ismail Haniyeh in Tehran has sent shockwaves through the Middle East, raising fears of a broader regional conflict. This bold strike, coupled with the recent targeting of a Hezbollah leader in Beirut, marks a significant escalation in Israel's approach to its adversaries. As tensions rise and Iran vows retaliation, the delicate balance of power in the region hangs in the balance. How will this impact the ceasefire negotiations in Gaza and the fragile relationships in the Middle East? Elliott Abrams from the Council on Foreign Relations reports on the latest.