WASHINGTON -- Candidates for Congress and governor aired more than 16,000 Spanish-language television spots during the 2002 campaign, and politicians seeking federal, statewide or legislative office spent at least $16 million on such advertisements, a researcher reported today. Media consultants interviewed for the report expect higher spending in 2004, when there is a presidential election and as many as 1 million Hispanic voters are expected to be registered to vote, said Adam Segal, director of Johns Hopkins University's Hispanic Voter Project. "What I think this is all about is about empowerment," said Frank Guerra, president of a San Antonio marketing...