Why was Andrew Mountbatten-Windsor arrested? Here’s what to know about ‘misconduct in public office’

By Lauren Kent, CNN London (CNN) — 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 criticized for lacking clarity. Police arrested Mountbatten-Windsor on suspicion of misconduct in public office, which is a common law offense