Hate from Within: America's Home-Grown Terrorism

As cities and towns across the country watched the immigrant rights marches last week, some saw a spike in violent attacks targeting immigrants. In separate incidents, authorities arrested groups and individuals caught stockpiling grenades, semi-automatic weapons and thousands of rounds of ammunition in preparation for attack on immigrants. Immigrant rights advocates say the series of incidents and reports indicates what they are calling a very dangerous trend that they believe is fueled by the anti-immigrant climate.