Arizona law is least concern for Mexicans crossing border

On the US-Mexico border, migrants continue attempting to cross illegally despite the controversial new Arizona immigration law which went into effect on Thursday, stripped of powers for police to spot check the legal status of suspects but spreading fear through immigrant communities. The row over the law has thrust the United States' estimated 11 million illegal immigrants once more into the spotlight, after a series of failed legislative attempts to bring them out of the shadows.Duration: 00:23