Turkey's shoot-down Tuesday of a Russian military ground attack plane came after the NATO ally told Russia multiple times to stop violating its airspace, in a series of escalating warnings. The United States, which flies aircraft out of Turkey's Incirlik air base to attack Islamic State militants in Syria and Iraq, holds regular consultations with Turkey on its air defense, State Department spokesman Mark Toner said.
Oct. 3: One Russian fighter plane crossed into Turkish airspace near Yayladagi. It was escorted out of Turkey by two Turkish F-16s.
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