“The GOP establishment has no credible argument for a middle of the road candidate”
Trump is about as middle of the road as you can get.
That is so much better than rich donor dependent Ted Cruz pushing for the cheap labor express.
Cruz pushing path to legal status for illegals:
https://www.youtube.com/watch?v=4CwVrfydjOI&feature=youtu.be
Cruz pushing for 500% expansion of H1-B visa cheap foreign workers from India:
https://www.youtube.com/watch?v=GHlGlNwsQb0
Cruz pushing TPP:
http://www.breitbart.com/big-government/2015/06/11/ted-cruz-channels-paul-ryan-a-lot-of-misinformation-on-obamatrade-that-you-can-get-on-the-internet/