This is reported by Anadolu.

“We have completed work on the S-400, a turnaround is out of the question. We have signed an agreement with the Russians, and we will begin joint production. Perhaps after S-400 we will deal with S-500, ”Erdogan said.

Earlier, Assistant Spokesman for the US State Department, Robert Palladino, said that if Ankara acquired Russian S-400 air defense systems, the United States could impose sanctions against Turkey.

Later, Turkish Foreign Minister Mevlüt авavusoglu commented on the possibility of Washington imposing sanctions against Ankara.