A drone light show was held in the Polish capital on Friday to commemorate the 80th anniversary of the Warsaw Uprising, the country's military operation in World War II against the German occupation. (Pics/AFP)

Pavel Durov, the CEO of Telegram, who was arrested on Saturday at Le Bourget airport outside Paris as part of a judicial inquiry into allegations that the messaging app is being used for illegal activities, has been released, said French prosecutors. Pics/ AFP, AP & Facebook