A powerful senator and frequent critic of the Littoral Combat Ship program says the Navy should change the future frigate's requirements and open up competition for an alternative ship design. Speaking at a Feb. 28 event on Capitol Hill, Senate Armed Services Committee Chairman John McCain (R-AZ) said the Navy should consider both domestic and foreign designs for a more powerful frigate. The Navy's frigate plan involves purchasing modified LCSs with more weapons and armor, starting in fiscal year 2018...