While ignoring Turkey's concerns and going all in with the Syrian Kurds may seem like the best military option for defeating ISIS, bringing Ankara into the fold for a multilateral campaign is the best way of avoiding bigger problems down the road.
After years of foreign policy setbacks, Ankara is trying to mend fences with Israel, Egypt, Iran, and Russia, and the potential implications for the United States are mostly beneficial -- assuming the Turks can actually pull it off.
The situation in the Middle East is beginning to resemble the Balkans: either the Balkans in the early 1990s, before Washington woke up and played its role as security leader, or the Balkans before World War I, when no one woke up.
Moscow's lack of easy retaliatory options and Ankara's longstanding fear of Russia should forestall any showdown requiring NATO intervention, and the recent shootdown incident will help bring Ankara closer to the alliance in the long term.
Issues such as energy dependence, deep-rooted fears of the Russian military, and Black Sea navigation policy all offer clues to Prime Minister Erdogan's vacillating response to Russian activities in Crimea.
Russian troop deployment in Ukraine's Crimean Peninsula is like...