Boris Nemtsof, opposition leader and former Deputy Prime Minister, has been shot dead in Central Moscow. According to reports, several men emerged from a white car to shoot him in the back.
Nemtsof has been outspoken in his criticism of Putin's aggression in the Ukraine.
His last tweet:
"If you support stopping Russia's war with Ukraine, if you support stopping Putin's aggression, come to the Spring March in Maryino on 1 March,"