Florida voters approved a constitutional ban on gay marriage Tuesday, handing a victory to social conservatives who pumped millions into the ballot drive aimed at ensuring the courts cannot legalize same-sex unions in the Sunshine State After a fierce battle waged on TV airwaves, Amendment 2 was poised to comfortably clear the 60 percent threshold to become law, according to unofficial election results with most precincts reporting late Tuesday night. It defines marriage as a union between one man and one woman. Voters "don't want what happened in Massachusetts, California, Connecticut to happen here in Florida," said John Stemberger, who...