The dramatic decision by five Arab countries to sever ties with Qatar over its alleged coddling of the Muslim Brotherhood and its flirtation with their archenemy Iran has caught the pugnacious emirate’s closest regional ally, Turkey, off balance and wondering whether it too may be targeted. Turkey’s initial reaction to the announcement by Bahrain, Egypt, Saudi Arabia, the United Arab Emirates (UAE) and Yemen that they were suspending diplomatic ties as well as air and sea travel to and from Qatar was a call for dialogue. Foreign Minister Mevlut Cavusoglu said at a news conference, “We see the stability in the Gulf region as our own...