Turkey

U.S. troops will set up observation posts in northern Syria to help prevent partisan infighting.

The ghost of John McCain loomed over the investigation of a missing journalist allegedly killed by the Saudis.

Two F-35As are still slated to be delivered to Luke Air Force Base for the Turkish pilot training program.

The suspension of F-35 sales to Turkey has become more likely after both the House and Senate opposed the deal.

While there is no formal deal in place, U.S. officials are still hoping to convince Turkey to buy the Patriot missile system.

For the second time in two years, lawmakers are attempting to block the sale of F-35 Joint Strike Fighters to Turkey.

The move could include giving Turkey and India a pass on the purchase of advanced S-400 anti-air defense systems.

New threats raise the possibility of a clash between NATO allies.

Despite strains in the U.S. relationship with Turkey, the Air Force says operations at the air base remain unaffected.

"Ankara is looking to define a new role for itself as a champion of Sunni interests and as a leader of the Islamic world."