The sister, right, and wife, left, of Jordanian pilot, Lt. Muath al-Kaseasbeh, who is held by the Islamic State group militants, cry as they ride a car during a protest in front of the Royal Palace in Amman, Jordan, Wednesday, Jan. 28, 2015. Jordan on Wednesday offered a precedent-setting prisoner swap to the Islamic State group in a desperate attempt to save a Jordanian air force pilot the militants purportedly threatened to kill, along with a Japanese hostage. (AP Photo/Raad Adayleh)
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