The feds promise to override the state law.
Al Sharpton's group has pledged to take to the streets of Arizona.
Swastikas of refried beans have been smeared on the windows of the capitol building.
Rep. Luis Gutierrez, a Chicago congressman, is calling on people to cancel vacation plans in Arizona in protest.
The media insist the state of Arizona is "polarized," despite 70% of AZ residents signaling support for the new law (which does little more than restate federal law on a state government level).
Riots are breaking out in Phoenix: