Palestinian Islamist movement Hamas announced on Monday that it had elected Khalil al-Hayya, the group’s lead negotiator in indirect ceasefire talks with Israel, as the new head of its political bureau. “The Islamic Resistance Movement (Hamas) announces the election of brother mujahid Khalil al-Hayya as head of the movement’s political bureau, succeeding the martyred leader Yahya al-Sinwar,” Hamas said in a statement. Sinwar, whom Israel accused of being one of the principal architects of the...