Colombia elects first left-wing president

Gustavo Petro, the former mayor of Bogota and ex-rebel fighter, has become Colombia's first left-wing president. He has promised a new era of tolerance, but can he met his supporters' high hopes? Also, President Macron will have to expand his alliances in the French National Assembly after losing his parliamentary majority. Plus, a BBC investigation into the role social media played in the murder of a 13-year-old boy in England. (Photo: Gustavo Petro, president-elect of Colombia. Credit: Reuters)