He might be reducing the number of conservatives in the running in order to increase the support for those that are still in. After all, what usually happens? A bunch of conservatives/perceived-conservatives trash each other in the primary and the single GOPe candidate cruises to victory. It would be great to see the opposite happen for a change.
He just bashed Trump and encouraged others in the race to drop out and take down the front runner. So, you are on my crap list now - Walker.