Did parties at Downing Street last year breach Covid-19 rules? BBC political correspondent Chris Mason joins the team to discuss, as the Prime Minister Boris Johnson announced an inquiry after a video emerged of government staff joking about a "cheese and wine" party which took place on December 18th last year. Government spokesperson Allegra Stratton, who appeared in the leaked footage, has resigned, and now other Downing Street parties during that period are being investigated. Will this latest row blow over or is the scandal here to stay?