Sergei Ivanov, former Russian defense minister once seen as Putin's likely successor, dies at 73

Sergei Ivanov, who was once considered a potential successor to Vladimir Putin, passed away at 73. He and Putin shared a long history, having worked together in the KGB in Leningrad during the Soviet era. Ivanov's role as defense minister highlighted his significant influence in Russian politics. His death marks the end of an era for Putin, who has relied heavily on old KGB colleagues for top positions. This loss underscores the aging leadership and potential succession challenges ahead for Russia.