MOSCOW, Feb 19, 2024 (BSS/AFP) - Russian investigators have told the mother of late opposition leader Alexei Navalny and his lawyers that the investigation into his death in prison "has been extended", Navalny's spokeswoman said on Monday.

"It is not known how long it will continue. The cause of death is still 'undetermined'. They're lying, playing for time and do not even hide it," the spokeswoman, Kira Yarmysh, said on X.