NEW YORK - OCTOBER 22: People shop for food October 22, 2003 in the Chinatown neighborhood of New York City. A recent raid on Wal-Mart stores has once again highlighted the plight of undocumented immigrants in America. As of the year 2000, as many as seven million undocumented individuals were living in the United States,  with approximately 300,000 new immigrants making their way into the U.S. every year. (Photo by Spencer Platt/Getty Images)