Union, Priorities USA jab Romney on immigration in Spanish-language ad

The ad is running in Florida and Nevada and is part of an already announced $4 million ad campaign. It was also slotted to run in Colorado, but the group decided to hold off on airing it there due to the shootings in Aurora.

Recent polling shows President Obama with a huge lead over Romney with Hispanics, though Florida's Latino population is predominantly Cuban and leans Republican. Obama will need to do well with them to win that state.

This post was updated at 11:14 a.m.