"While ICE officials and others concerned about the presence of undocumented immigrants may understand the anxiety associated with living in the U.S. without authorization, they say the issue boils down simply to right and wrong. And therein lies the enormous challenge facing the nation, from small towns in Mississippi to Congress and the White House: How should America deal with undocumented immigrants. There are an estimated 11 million undocumented immigrants in the U.S"-- Provided by publisher.