Covid update: UK’s 2nd lockdown possible; Russian vaccine; Delhi schools shut

From UK's possibility of imposing a second lockdown to Coronavir on sale in Russia, here are the top updates on coronavirus. UK may impose lockdown across the country amid rising cases. Britain is the worst-hit country in Europe. This comes after WHO had earlier warned of “alarming rates of transmission” across Europe. Meanwhile, schools in Delhi will remain shut till October 5 in view of rising coronavirus cases in the capital. Watch the full video for more details.