Lou Dobbs Tonight -- CNN - February 8Sylvester (CNN): Mexican officials are pressing to keep an open border that has allowed millions of illegal aliens to filter into the United States. Members of the Mexican Congress are visiting Washington and Chicago this week to push for a U.S. guest worker and amnesty program.Medina (through translator): We are starting our business here in Washington, looking to integrate ourselves in the solution of the immigration problem. We don't want to see ourselves as a problem. We are here as a solution.Krikorian (CIS): This is a direct interference in American domestic policymaking. And it's part of a long pattern of Mexico's violation of our sovereignty in the area of immigration. Watch Transcript