“If I am approved, the situation of US citizens detained in Russia will be one of my priorities,” TASS quoted her as saying.

Tracy says she will do her best to support the health and well-being of every American detained in Russia.

Earlier, White House National Security Council (NSC) strategic communications coordinator John Kirby said that Washington and Moscow continue to negotiate a prisoner exchange.

Russian Deputy Foreign Minister Sergei Ryabkov noted that this would give a positive signal to bilateral relations.