Dream Act supporters endorse Mitt Romney, who's mum on immigration in Miami

Mitt Romney traveled to the Florida county with the largest number of immigrants and touted the endorsements of three Cuban-American Republicans who crossed party lines to support the pro-immigrant Dream Act.

But not one word was specifically said about immigration — one of the most high-profile issue in Repubulican politics — at the endorsement event featuring U.S. Reps. Ileana Ros-Lehtinen and Mario Diaz Balart and former Congressman Lincoln Diaz Balart.

In the Cuban-American community, few politicians carry such weight as “the three amigos,â€