The group that uncovered evidence of large-scale illegal voting by felons in Minnesota's contested 2008 Senate race says the whole mess might have been prevented if the federal government had just done its job. The federal government is required under the Civil Rights Act and the Help America Vote Act to make sure that states purge their voter rolls of ineligible voters — the dead, those who have moved, felons, undocumented immigrants, etc. — and to ensure that elections are administered and conducted fairly, said Dan McGrath, executive director of Minnesota Majority. But the conservative watchdog group's review of Minnesota's...