The recent assassination of a Hezbollah leader in Lebanon and a Hamas leader in Iran have amplified concerns of a wider war in the Middle East. Israel took responsibility for killing the Hezbollah leader in Beirut but hasn’t publicly claimed responsibility for the killing of the Hamas leader in Tehran. Meanwhile, both Hezbollah and Tehran have said there will be a response. People in Israel, Lebanon and Iran are all on edge as they face the possibility of a full-blown war. The World’s Shirin Jaafari brings us their voices.