Rep. Steve King has a starring role in a Democratic ad blitz that seeks to hang the Iowa Republican's latest controversial remarks about immigrants around the necks of Republicans trying to appeal to constituencies with heavily Hispanic votes.

The political powerhouse labor union SEIU has just released a Spanish-language ad that targets seven Republican House members, challenging them to say whether they agree with comments that "insult our families" or support legislation that would provide millions of immigrants now living illegally in the United States with a pathway to citizenship. Sunlight spotted the new campaign on Ad Hawk, our ...