A displaced Syrian girl finds temporary shelter at a school in Damascus, Syria, Feb. 23. A prominent Syrian Christian political leader has called for U.S.-led coalition forces to use airstrikes to aid fellow Syrian Christian and Kurdish fighters battling Islamic State militants in northwest Syria following reports of flagrant abductions and church burnings. (CNS photo/Youssef Badawi, EPA) See SYRIA-APPEAL Feb. 25, 2015.