He would know about not winning a presidential campaign, even with a vibrant, exciting and base-pleasing running mate.
Daily Caller: “...........Sessions has demonstrated a willingness to defend these views even in the face of a strong bipartisan pushback of the kind Walker can now expect. Walker will face questions about his sincerity, since this new rhetoric contradicts previous statements hes made on the subject, and an angry Republican donor class.
Walker will be tied to protectionists, xenophobes, population control-supporting environmentalists, eugenicists, you name it. Can he take the heat, making an argument that has generally been exiled to Washingtons backbenches since the death of Barbara Jordan in the 1990s?
According to a recent Gallup poll, 84 percent of Republicans are dissatisfied with current immigration levels and most want less immigration.
They have the ear of at least one senator. Now maybe they have a presidential candidate, too.”
http://dailycaller.com/2015/04/21/why-scott-walker-moved-right-on-immigration/