The Palestinian militant group Hamas will likely replace Yahya Sinwar with a new political leader based outside Gaza while his brother - Mohammad Sinwar - is expected to assume a bigger role directing the war against Israel in the territory, experts say. In its leadership deliberations, Hamas must consider not only the preferences of its main backer - Iran - but also the interests of the Gulf Arab state of Qatar, where all the main candidates to take over as politburo chief currently reside. Sinwar, a mastermind of the Oct. 7, 2023 attack that ignited the devastating Gaza war, was killed by Israeli forces in a gunbattle on Wednesday -- the second time in less than three months that Hamas has lost its top leader. Its previous chief, Ismail Haniyeh, was assassinated in Iran in July almost certainly by Israel.For the latest updates on the Israel-Palestine conflict, visit our dedicated page. When Sinwar replaced him, he fused together