In this Feb. 13, 2012, photo an armed member of the militant group al-Shabab attends a rally in support of the merger of the Somali militant group al-Shabab with al-Qaeda, on the outskirts of Mogadishu, Somalia. US military forces targeted the Islamic extremist al-Shabab network in an operation on Sept. 1, 2014, in Somalia, the Pentagon said. (AP Photo)