The Herschel Walker saga continues – and chances are, it won’t let up until voting begins for November’s midterm elections. While there’s been updates all week about his alleged payments to an ex-girlfriend to cover costs for an abortion in 2009 – and even a “get well soon” card in his handwriting provided as further evidence – the “Morning Joe” crew knows that his fate will ultimately come down to the Georgia Senate candidate’s Republican voter base. And co-host Joe Scarborough thinks Walker may get Republican voters to stoop lower than ever.