A new law banning ethnic studies programmes has gone into effect in the southwestern US state of Arizona. <br /><br />The state's Latino community claim the law targets them and say similar programmes in African American, Asian and Native American studies are not affected. <br /><br />The law comes months after Arizona passed a controversial immigration enforcement law. <br /><br />Al Jazeera's Franc Contreras reports from From Tucson, Arizona.
