America can succeed militarily in the Mideast. ISIS’s defeat in Mosul tells us how.

Washington Post – David Ignatius writes of what lessons can we take from the Islamic State’s defeat in Mosul and its coming eviction from Raqqa? The collapse of the caliphate tells us that the United States can succeed militarily in the Middle East if — and probably only if — it works with local forces who are prepared to do the fighting and dying.