The Navy's new frigate program could cost 40% more than the service's estimate, according to a new Congressional Budget Office report . The FFG(X) is a small surface combatant that aims to improve the lethality and survivability of the Littoral Combat Ship. In April, the Navy awarded Fincantieri Marinette Marine a $795 million contract to design and construct the lead FFG(X) ship, with options to deliver up to 10 ships for $5.5 billion if all options are exercised. The Navy...