Presidential elections in Russia, 'Molotov cocktails against a seat in St. Petersburg' Kiev claims 'cyber attacks on voting', but electoral commission denies problems.

A bomb has exploded outside a polling station in an occupied region of Ukraine, pro-Russian authorities in the territory said. A young woman tried to set fire to the polling station with a Molotov cocktail, according to a local election commission official, on the first day of the Russian presidential elections. Putin threatens: 'these actions will not go unpunished'