(CNSNews.com) - Illegal aliens who work under borrowed, stolen or fraudulent Social Security numbers could collect retirement benefits based on their illegal earnings as the result of a Bush administration plan. Critics charge the federal government has grossly underestimated the cost of the proposal, which they believe could run be billions of dollars per year. Congress is expected to vote on some combination of proposed changes to immigration laws as early as next week, according to sources working with the House Homeland Security and Judiciary committees. While members have not been able to reach agreement on the details of a...