This image posted by the Raqqa Media Center shows fighters from the Islamic State group on top of a military vehicle with anti-aircraft guns in Raqqa, Syria, Thursday, Aug 7, 2014. The Islamic State militants seized the Brigade 93 base overnight after days of heavy fighting, according to the Syrian Observatory for Human Rights and the Raqqa Media Center, an activist collective. The base lies some 40 miles (60 kilometers) from the provincial capital of Raqqa, a stronghold for the Islamic State group. (AP Photo/Raqqa Media Center)
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