Russian President Vladimir Putin has said his country is fighting "the toughest battle for its future" as Wagner mercenary group chief Yevgeny Prigozhin leads an armed rebellion.
The 70-year-old addressed the nation on Saturday morning after mercenary chief Yevgeny Prigozhin and his troops reached a key Russian city.
A grave-looking Putin warned: "Everything has to be done in order to put this danger to rest. It is an attempt to subvert us from inside.