While the U.S. and its allies consider a no-fly zone or arming rebels, some defense experts are warning that ground troops may be necessary to secure Syria's stockpile of chemical weapons. "The issue isn't really just about a no-fly zone. To get the weapons you need a strong no-fly zone, but you also need a team to actually go in and get the weapons. You need to eliminate the weapons," said retired Air Force Gen. Charles Wald.
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