Thousands of people turn out for fresh demonstrations in Russia, protesting against the arrest of the Kremlin critic Alexei Navalny. So, is Vladimir Putin in trouble? We ask a former Russian prime minister. Also in the programme: WHO investigators visit the wet market in the Chinese city of Wuhan, where the first coronavirus cases were detected; and how a new design aims to keep the theatrical experience intimate in the age of social distancing. (Picture credit: A participant holds a Russian flag during a rally in support of jailed Russian opposition leader Alexei Navalny in Moscow, Russia January 31, 2021. REUTERS/Maxim Shemetov)