The trouble with being both firm and flexible when it comes to military intervention in Iraq.
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But a majority of the same experts say that the U.S. is safer now than it was before the 9/11 attacks.
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The military risks losing skilled scientists and engineers who aren't driven by profit.
One senator is on a quest to help soldiers find their vehicles, which are being held up as they move overseas.
Martin Dempsey says that nearly half of the Iraqi army is too heavily populated with Shiite fighters to credibly confront ISIS.