Interestingly, the writer of that headline uses the word "back" with respect to the connection between the KKK and the Democrat Party. Though not alluded to in the posted article, there is a historical connection between the two. During its various incarnations, the bulk of the KKK's political influence - at times, such as during Reconstruction and again in the 1920s and up to the 1960s, very significant - has been within the Democratic Party.
Whoops, thanks justiceseeker93!