Hamas leader Ismail Haniyeh assassinated in Iran, hours after Hezbollah commander was killed

Hamas leader Ismail Haniyeh has been assassinated in the Iranian capital of Tehran, where he was attending the swearing-in of Iran’s new president on Tuesday. Hamas announced the news Wednesday morning, blaming an Israeli airstrike for the death and vowing to make Israel regret the killing. Haniyeh’s death came hours after Israel confirmed it had killed a top Hezbollah commander on the outskirts of Beirut, Lebanon. CBS News’ Imtiaz Tyab and Ian Lee have more.