Russia-Ukraine war: conflict could spin out of control due to Nato actions, claims Russia – as it happened

Russian foreign ministry spokesperson Maria Zakharova says war could expand geographically. This live blog is closed

Leonid Volkov told Reuters hours before an assailant attacked him with a hammer and tear gas outside his home in Lithuania that he and other exiles feared for their lives.

Volkov, the top aide to Alexei Navalny, said leaders of the late Russian opposition leader's organisation knew they were facing high individual risks" in an interview filmed on Tuesday hours before an unidentified attacker assaulted him outside his home.