Would it be in Israel's interest to launch a ground operation against Hezbollah? The Israeli military said Sunday it has killed another high-ranking Hezbollah official in an airstrike as the Lebanese militant group was reeling from a string of devastating blows and the killing of its overall leader, Hassan Nasrallah. Meanwhile, Israel continues to amass troops along its northern border with Lebanon, fuelling speculation a ground operation could be imminent. Would this be in Israel's interest? Details by Camille Knight.