Russia's Vladimir Putin self-isolates after Covid-19 infects inner circle

Russian President Vladimir Putin said on Tuesday he was self-isolating after several members of his entourage fell ill with Covid-19, including someone he worked with in close proximity and had been in close contact with all of the previous day.

Putin, who has had two shots of Russia's Sputnik V vaccine, explained the situation to a government meeting by video conference after the Kremlin said he was "absolutely" healthy and did not have the disease himself.

"It's a natural experiment. Let's see how Sputnik V works in practice," Putin said. "I have quite high levels of antibodies. Let's see how that plays