CIA probes ISIS claim Jordanian airstrikes killed US aid worker U.S. intelligence officials are investigating a claim by ISIS that its sole known remaining American .\r
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CIA probes ISIS claim Jordanian airstrikes killed US aid worker U.S. intelligence officials are investigating a claim by ISIS that its sole known remaining American .\r
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ISIS says American hostage Kayla Mueller died when Jordanian fighter jets bombed the militants stronghold in Raqqa. The group hasnt given proof. Follow .