Democrats are giddy about the possibility of a bigger blue wave than expected in the battle for the Senate as polls show that South Carolina, Florida and Mississippi — three seats that were long seen as safe Republican holds — are now competitive races. Democrats view the Republican candidates running in those states as mediocre political…

Democrats are giddy about the possibility of a bigger blue wave than expected in the battle for the Senate as polls show that South Carolina, Florida and Mississippi — three seats that were long seen as safe Republican holds — are now competitive races. Democrats view the Republican candidates running in those states as mediocre political…