The dispute between Defense Secretary Ash Carter and Navy Secretary Ray Mabus over the number of Littoral Combat Ships needed by the maritime service continued last week, with a top senator siding with Carter's decision to cut the LCS program. During a March 15 Senate Armed Services Committee hearing on the Navy's posture, Chairman John McCain (R-AZ) said he supported Carter's decision to reduce the LCS purchase from 52 ships to 40. He is the first lawmaker on one of...