Why is the Michigan GOP withholding funds from Justin Amash's campaign? &nbsp;So far, not a single Michigan congressman has contributed to his re-election campaign, and some have even said they'd support his opponent. &nbsp;What's going on here? &nbsp;Read more: &nbsp;<a href="http://www.detroitnews.com/apps/pbcs.dll/article?AID=2014305060023">www.detroitnews.com/apps/pbcs.dll/article</a>