A poll released from Public Policy Polling (PPP), a firm with connections to prominent national Democrats, found that former Gov. Mitt Romney of Massachusetts is leading the pack of Republican hopefuls seeking their party’s presidential nomination in Florida. A PPP poll back in March found Romney tied in Florida with a rival from the 2008 Republican primaries, former Gov. Mike Huckabee of Arkansas, and former U.S. House Speaker Newt Gingrich of Georgia, with 18 percent each. Former Alaska Gov. Sarah Palin was right behind them with 15 percent. Since then, Huckabee has announced that he is not running for president,...