MOSCOW, Aug 4 Russian President Vladimir Putin held an operational meeting with members of the Security Council, participants exchanged opinions before the meeting of the Russian leader with Turkish President Tayyip Erdogan, said the press secretary of the President of the Russian Federation Dmitry Peskov. 13:49Putin and Erdogan can discuss the situation in Karabakh, Peskov saidThe meeting was attended by Prime Minister Mikhail Mishustin, Speaker of the Federation Council Valentina Matviyenko, Chairman of the State Duma Vyacheslav Volodin, Deputy Head of the Security Council of the Russian Federation Dmitry Medvedev, Head of the Kremlin Administration Anton Vaino, Interior Minister Vladimir Kolokoltsev, FSB Director Alexander Bortnikov, Defense Minister Sergei Shoigu, Secretary of the Security Council Nikolai Patrushev and head of the Foreign Intelligence Service Sergei Naryshkin.