With only a month until the primary election, the two leading candidates for the Democratic nomination in the U.S. Senate election are getting nasty, increasing the barrage of attacks against one another -- while polls show that Gov. Charlie Crist may be getting more Democratic support than either billionaire financier Jeff Greene or U.S. Rep. Kendrick Meek, and national pundits speculate whether Crist will join Democrats in the Senate if elected.
