Conservatives say the lawsuit against Arizona's immigration law is a ploy for Democrats to anchor Latino support. Liberals say the lawsuit is critical to stop a 'Jose Crow' era against Hispanics.
A bill in the House of Representatives would change the 14th amendment to the US Constitution that grants anyone who is born on US soil the right of American citizenship. Efforts to revoke birthright citizenship could make it the new flashpoint in the debate over immigration.
Border crackdown and tough economic times in the US are seen as reasons.