Putin appoints Sergei Shoigu as secretary of Russia’s national security council The Associated PressPutin Replaces Defense Minister in Rare Cabinet Shake-up The New York TimesWho is Andrei Belousov, Putin’s choice as defence minister? ReutersPutin replaces Russian defense and security chiefs POLITICO EuropeRussia’s Putin Replaces Defense Minister in Security Shake-Up The Wall Street Journal