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Posted on August 28, 2013 at 3:11 PM
Updated Wednesday, Aug 28 at 5:21 PM
The U.S. and allies accuse Assad of crossing the line that President Barack Obama said would have "enormous consequences." That's now expected to trigger a military strike, limited in time and scope, with the goal of downgrading and weakening Assad.
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Credit: Katrina Gutierrez / WFAA