Andrew Mountbatten-Windsor’s arrest on Thursday marks an extraordinary fall from grace for the former prince – and it all hinges on a notoriously difficult-to-prosecute law that experts have ...

Windsor, who is still under investigation, was seen leaving police custody on Thursday evening after being detained on suspicions of misconduct in public office.

Britain’s Andrew Mountbatten-Windsor has been arrested on suspicion of misconduct in public office, police said. Follow for live updates.