If Herschel Walker was a Democrat, he would not be nominated even for dogcatcher. Democrats have such a large pool of quality Democrats, poor Herschel would not stand a chance. As the Republican that he is, he is a big fish in a tiny unqualified pool of black Republicans. They are also hoping some of the Republican wealth will rub off on them.
Recently two white US Republican senators have joined the Walker campaign. Do you think those senators care about black people? If they are Republican, th