By Abdi Sheikh3 Min ReadMOGADISHU( Reuters)-Somali Islamists have captured a town in the semi-autonomous central state of Galmudug, residents said, part of a string of incursions underscoring the group’s gains amid divisions between the central government and its erstwhile allies in the region. The gains-in towns free of the al Shabaab insurgency for more than a decade-are evidence that the group with links to al Qaeda is capitalizing on deepening political divisions in Somalia ahead of long-del