Hamas leader Ismail Haniyeh was killed in Iran on Wednesday, the Palestinian group Hamas and Iran's elite Revolutionary Guards said in separate statements.<br /><br />Hamas mourned the death of Haniyeh, who it said was killed in "a treacherous Zionist raid on his residence in Tehran".<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline