Britain's Prince Charles (R) and his son Prince William walk back to the Royal Air Force rescue base after Prince William showed his father around his Sea King helicopter at RAF Valley, in Valley, Wales in a July 9, 2012 file photo. The British government is selling its helicopter search and rescue operations to US-based Bristow Group, Sky News reported. The exact value of the deal has not been confirmed, but it is expected to be in the region of 3 billion pounds, Sky News said. Reuters/Pool/Files