By Michael McGough, Los Angeles Times (TNS) A plan by House Majority Leader Steny H. Hoyer, D-Md., to engineer a pay raise for members of Congress — whose salaries have been frozen at $174,000 since 2009 — has run aground, at least for now. It’s a reminder that pay increases for elected officials, no matter how modest, are politically radioactive. They shouldn’t be. Ideally, even populist-minded citizens