Coronavirus: EU urges unity during key vaccine summit

EU leaders will decide whether to approve proposals to toughen export controls. Such controls could affect supply to the UK, where Prime Minister Boris Johnson has warned against imposing "blockades". Also on the programme: Russian opposition leader, Alexei Navalny, accuses the prison authorities of torturing him by depriving him of sleep; and we hear what Joe Biden has said on his first White House news conference as US president. (Photo: European Council President Charles Michel speaks during a video conference during the EU summit in Brussels, Belgium. Credit: EPA).