"Doaa el-Taweel, sister of jailed Egyptian photographer and activist Esraa el-Taweel, poses for a photo during an interview with The Associated Press in Cairo, Egypt, Friday, Aug. 7, 2015. The sister of Esraa, jailed in Egypt for alleged ties to the outlawed Muslim Brotherhood, urged the Islamic State group on Friday not to kill a Croatian hostage they are holding. The extremist group had earlier said it would do so in the coming hours if the Egyptian government did not release jailed ""Muslim women"" (AP Photo/Hiro Komae)"