No, seriously... This is not satire. Funny thing is Martin Luther King's opinion of the Republican Party is clear in his autobiography...
The Republican Party geared its appeal and program to racism, reaction, and extremism,"
Of course evidence is not a pre-requisite for Republican front groups, and the Florida Republican Party has predictably declined to comment on the billboards.
Of course underhanded tactics like this should not surprise anyone because they have done this before.