Firing Hagel was the easy part. Finding a new Pentagon chief capable of dealing with the Islamic State, a micromanaging White House, and angry Republicans will be far harder.
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Extending the nuclear talks for seven months gives hardliners in Washington and Tehran time to try and torpedo a deal.
Getting rid of Hagel is not a cure for what ails Obama’s national security team, it’s a symptom of the disease.
Washington would like to believe it has a lot more leverage over Tehran than it really does.