 And in July 2016, "Freedom" suffered a seawater leak into one of its two main diesel propulsion systems and had to return to San Diego for seawater decontamination.Seven "Freedom"-class LCS ships have been commissioned, two more ships are being fitted out, four more are under construction and three are on order.The Navy originally ordered two "Freedom"-class littoral combat ships, the lead ship "Freedom" (LCS-1) and , announced in March 2009 by then-Secretary of the Navy Donald C. Winter, with even hull numbers being used for the "Independence" class.