Mr. BENJAMIN JOHNSON (Immigration Policy Center): When state and local officials begun their own roundup and their own sweeps, it makes it more difficult to deal with undocumented immigration because it drives people deeper and deeper underground.

NPR: U.S. Communities Act on Immigration Issues

"This year it seems like there is a political opening and a new view of the issue that has taken hold, " said Tanya Broder, senior staff attorney with the National Immigration Law Center, who cited the ongoing debate in Washington about legislation that would change national immigration policy.

WSJ: Connecticut Weighing Driver's Licenses for Illegal Immigrants

The Center for Immigration Studies, which favors a tighter immigration policy, does not believe the outspoken approach of Latino leaders will carry much weight with voters weary of the nation's broken borders.

CNN: Obama courts the Latino vote