Joe Biden threatens more sanctions against Russia after the mysterious death of opponent Alexei Navalni. "There are already sanctions, but we are considering additional sanctions, yes," the US president told the press.

And he directly blamed Russian President Vladimir Putin and his "thugs" for the opponent's death. Navalny died on Friday under unknown circumstances at the age of 47 in a Russian Arctic prison, in an event that shocked the Russian opposition in exile. The Kremlin indicated that an investigation into Navalny's death is being carried out but that, for now, it has not produced "results"