Telegram boss and founder Pavel Durov has been placed under formal investigation in France as part of a probe into organised crime on the messaging app, Paris prosecutors say. Mr Durov, 39, has not been remanded in custody, but placed under judicial supervision, and has to pay a €5m (£4.2m; $5.6m) deposit. The Russian-born billionaire, … Continue reading Telegram boss banned from leaving France in criminal probe