Turkish President Recep Tayyip Erdogan has dismissed U.S. threats to cancel the sale of high-tech F-35 jets to Turkey, saying his country will move ahead with the purchase of Russian S-400 air-defense missiles.
Associated Press: Turkey dismisses US warning over S-400 Russian missiles
A picture shows two Russian S-400 Triumf S-400 Triumf missile system at the Russian Hmeimim military base in Latakia province, in the northwest of Syria, on December 16, 2015.
