The mother and a sister of Mahmoud Ishtiwi, a former commander in the armed wing of Hamas, stand by a poster bearing his image at their home in Gaza. The one time leader of Hamas fighters from a storied family of Hamas loyalists was accused of homosexuality and executed by his former comrades. Photograph: Wissam Nassar/New York Times

The death of Mahmoud Ishtiwi had all the trappings of a telenovela: sex, torture and embezzlement in Gaza’s most venerated and secretive institution, (...)