US national security adviser to visit Russia

U.S. National Security Adviser John Bolton will visit Moscow on Oct.22-23, according to a Russian state-run news agency on Friday.

During his trip, he will meet with the head of the Russian Security Council Nikolay Patrushev, RIA news agency quoted a diplomatic source as saying.

Earlier, Bolton tweeted that he will be on a tour to several post-Soviet countries -- including Russia, Azerbaijan, Armenia and Georgia -- starting on Oct.20.