Senate Democrats are worried the Pentagon’s plan to shrink its civilian workforce could further inhibit on-time ship and submarine maintenance if workers are laid off at the nation’s public shipyards. During a Senate Armed Services Committee hearing today, Sen. Jeanne Shaheen (D-NH) said she and Sen. Susan Collins (R-ME) have asked acting Navy Secretary Terrence Emmert to work with the Office of Personnel Management to exempt public shipyard employees from sweeping federal layoffs. The senators have received no response to...