Изз ад-Дин аль-Кассам
Marwan Issa (born 1965 AKA Abu-Baraa) is a Palestinian militant and leader of Hamas' military wing, the Izz ad-Din al-Qassam Brigades. In 2012, Issa replaced Ahmed Jabari as the group's military leader after Jabari was killed in a targeted Israeli air strike.