Editor's note: Ruben Navarrette Jr. is a CNN.com contributor and a nationally syndicated columnist with the Washington Post Writers Group.
By Ruben Navarrette Jr., CNN Contributor
San Diego (CNN) - With the Supreme Court poised this week to hear arguments in the legal challenge to Arizona's immigration law, it's a good time to explain what this law and the ruckus surrounding it are really about.
The left says it's about racism and political extremism; the right claims the issues are border security and public safety.
Wrong. In the two years since Gov. Jan Brewer signed SB 1070 into law, it's become clear that this law, and the debate over it, are really about three things: fear, power and freedom.
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