Andrew Mountbatten-Windsor, the former prince, has been released under investigation on suspicion of misconduct in public office while serving as a U.K. trade envoy. The arrest follows scrutiny of his relationship with the late American convicted sex offender Jeffrey Epstein. CBC's Paul Hunter says questions remain about whether U.S. investigators will release more files linked to Epstein. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and