ALBAWABA - An explosion rattled a coffee shop in Russia's St. Petersburg, according to news reports, which attributed the blast on a bomb. Insider Paper , quoting the Russian interior ministry, said a leading Russian military blogger was killed in Sunday's explosion in Russia’s second-largest city of Saint Petersburg. "One person was killed in the incident. He was military correspondent Vladlen Tatarsky," the ministry said on Telegram. Investigators later said ...