For years, Ahmet Davutoglu worked to foster friendly ties across the Middle East. Experts say that quickly changed in the aftermath of the Arab Spring uprisings in 2010.
Under President Erdogan, Turkey has taken a more active role in the Middle East and raised alarms it may no longer be a reliable Western ally.
Gill Rosenberg, a foreigner fighting with Kurdish forces in Syria, was allegedly captured by the Islamic State. Various Kurdish sources report Ms. Rosenberg is safe, but military officials have not provided evidence of life.
Two hundred Free Syrian Army fighters entered the besieged Syrian border town Wednesday. Turkey is also allowing Kurdish peshmerga fighters from Iraq to transit through Turkey to Kobane.
Using John Cantlie, whose friend and colleague James Foley was beheaded by the group two months ago, is one of the Islamic State's lesser crimes. But it's still a crime.
Turkey's prime minister told the BBC that the US-led coalition against Islamic State must broaden its mandate to target the overthrow of Syria's president. The battle for Kobane on the Syria-Turkish border is ongoing.