Entertainment-to-telecoms conglomerate Vivendi will retain a 12 per cent stake of Blizzard Entertainment, the video games maker best known for the Call of Duty series and online multi-player game World of Warcraft. Photograph: Christian Hartmann/Reuters

French multimedia and telecommunications company Vivendi has said it plans to sell 85 per cent of its stake in Activision Blizzard Inc to the video ga(...)