A composite image shows the decommissioned aircraft carrier John F. Kennedy, left, next to a photo illustration of the future Ford-class supercarrier bearing the same name.Joshua Karsten/US Navy via Getty Images/US Navy photo illustration courtesy of Newport News Shipbuilding/Business InsiderThe ex-aircraft carrier John F. Kennedy began its final journey to the scrapyard.The decommissioned vessel was the last conventionally powered flattop built by the US Navy.The Kennedy namesake will continue with the future Ford-class nuclear-powered supercarrier.The decommissioned aircraft carrier John F.