Deputy Speaker Pyotr Tolstoi, Deputy Speaker Olga Yepifanova, First Deputy Speaker Alexander Zhukov, Speaker Vyacheslav Volodin, First Deputy Speaker Ivan Melnikov and deputy speakers Igor Lebedev and Vladimir Vasilyev, left to right, observe a minute of silence in memory of the assassinated ambassador Andrei Karlov at the last plenary meeting of the State Duma fall session.