A Pentagon official said the United States is in talks with Turkey to send S-400 anti-aircraft missile systems to Ukraine.. The transfer of weapons is possible in exchange for Turkey's return to the US program for the production of the fifth generation F-35 fighter and the lifting of sanctions against Ankara.

It is reported by Sky News Arabia.

"

Russia and Turkey signed a contract for the supply of S-400 air defense systems by Moscow to Ankara in 2017. Turkey was the first NATO country to acquire these systems from Russia.