Corey Dade

Florida Gov. Rick Scott is defending his effort to prevent non-U.S. citizens from voting in his state after the Justice Department filed a lawsuit to stop him on Tuesday.

Scott told NPR's Michel Martin on Tell Me More Wednesday that after learning his state didn't verify the citizenship status of registered voters, he's trying to ensure that the ballots of U.S. citizens aren't diminished:

Criticism of the Obama administration's deportation policies continues to pour in as previously supportive groups called the latest government effort a failure.

Immigrant advocates on Monday condemned the administration's recent findings that a policy designed to reduce the deportations of otherwise law-abiding illegal immigrants has had almost no effect.

In Harlem, a legendary congressman — one of the most influential black politicians in modern history — faced a difficult re-election as allies backed his younger opponent in demanding a changing of the guard.

That was in 1970, when challenger Charles Rangel defeated Rep. Adam Clayton Powell Jr., a mythic figure undone by scandal and frustrated constituents.

Now, 42 years later, Rangel is the iconic lawmaker contending with perhaps his toughest re-election against challengers from within his own party who say his time has passed.

As both parties turn to the general election, and the potentially pivotal role of minority voters, battles over voter identification and other new state election laws are intensifying.

In this space earlier this month, I wrote about whether President Obama would face a backlash from African-Americans for his endorsement of same-sex marriage. (He hasn't.) I made mention of a random field experiment in which 285 black people in Cook County, Ill., were polled about gay marriage.