This September 2012 file photo posted on the website freejamesfoley.org shows journalist James Foley in Aleppo, Syria.In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/freejamesfoley.org, Manu Brabo, File)
This September 2012 file photo posted on the website freejamesfoley.org shows journalist James Foley in Aleppo, Syria.In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/freejamesfoley.org, Manu Brabo, File)
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This undated file still image from video released April 7, 2011, by GlobalPost, shows James Foley of Rochester, N.H., a freelance contributor for GlobalPost, in Benghazi, Libya. In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/GlobalPost, File)
This undated file still image from video released April 7, 2011, by GlobalPost, shows James Foley of Rochester, N.H., a freelance contributor for GlobalPost, in Benghazi, Libya. In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/GlobalPost, File)
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This file photo posted on the website freejamesfoley.org shows journalist James Foley in Aleppo, Syria, in July, 2012.In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/freejamesfoley.org, Nicole Tung, File)
This file photo posted on the website freejamesfoley.org shows journalist James Foley in Aleppo, Syria, in July, 2012.In a horrifying act of revenge for U.S. airstrikes in northern Iraq, militants with the Islamic State extremist group have beheaded Foley — and are threatening to kill another hostage, U.S. officials say. (AP Photo/freejamesfoley.org, Nicole Tung, File)
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Texas Gov. Rick Perry, left, leaves the Blackwell Thurman Criminal Justice Center after he was booked, Tuesday, Aug. 19, 2014, in Austin, Texas. Perry was indicted last week on charges of coercion and official oppression for publicly promising to veto $7.5 million for the state public integrity unit run. (AP Photo/Eric Gay)
Texas Gov. Rick Perry, left, leaves the Blackwell Thurman Criminal Justice Center after he was booked, Tuesday, Aug. 19, 2014, in Austin, Texas. Perry was indicted last week on charges of coercion and official oppression for publicly promising to veto $7.5 million for the state public integrity unit run. (AP Photo/Eric Gay)
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Police cars block an intersection as law enforcement officials continue to negotiate with at least one hostage-taker for the release of two children and two adults he is still holding inside a house in the southern Chicago suburb of Harvey, Wednesday, Aug. 20, 2014. The standoff began at 12:45 p.m. Tuesday when Harvey police responded to reports from a neighbor of a possible burglary at the home. Two officers were wounded in an initial exchange of gunfire. (AP Photo/M. Spencer Green)
Police cars block an intersection as law enforcement officials continue to negotiate with at least one hostage-taker for the release of two children and two adults he is still holding inside a house in the southern Chicago suburb of Harvey, Wednesday, Aug. 20, 2014. The standoff began at 12:45 p.m. Tuesday when Harvey police responded to reports from a neighbor of a possible burglary at the home. Two officers were wounded in an initial exchange of gunfire. (AP Photo/M. Spencer Green)
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