US Congress calls for sanctions on Turkey over the S-400; administration silent

The US administration has been silent, so far, on the delivery of the Russian S-400 anti-aircraft  missile system to Turkey. The opposite is true for Congress, where there has been bipartisan condemnation and demands for sanctions.

Acting US Defense Secretary Mark Esper did talk with his Turkish counterpart, Hulusi Akar, but then indefinitely delayed a scheduled official statement despite the fact that, before the call, he had said the US opposition on the acquisition of the S-400 had not changed.

Representative Eliot Engel, the Democrat chairing the House Committee on Foreign Affairs and Republican Michael McCaul, the Ranking Member released a joint statrement calling for sanctions on Turkey and canceling the sale of the F-35 fighter:

"We have warned Turkey and President [Recep Tayyip] Erdogan time and time again that taking delivery of the Russian S-400 air...