Critics of Vladimir Putin and his Kremlin regime have called for massive protests at Russian polling stations on Sunday, the final day of a presidential election that is guaranteed to cement his hardline rule.
The three-day vote has already been hit by Ukrainian bombardments and a series of incursions into Russian territory by anti-Putin sabotage groups. Early on Sunday, a drone attack caused a fire at a refinery at Slavyansk in the Krasnodar region of southern Russia, where officials said one person died of a heart attack, while two people died…