Five years ago as Arkansas governor, Mike Huckabee wrote a letter to President Bush saying the U.S. trade embargo against Cuba was hurting rice farmers in his state and has “certainly not helped the people of Cuba.” Now presidential candidate Mike Huckabee has vowed that if he wins the White House, he will veto any effort to end the embargo. “It was a change of heart sure to please hard-liners among the Cuban exiles who could make up 10 percent or more of the electorate in Florida’s crucial Jan. 29 Republican primary,” the Los Angeles Times observed.