Announced today. Paul Nehlen will be the challenger.
http://www.washingtontimes.com/news/2016/mar/29/paul-nehlen-challenge-paul-ryan-wisconsin-republic/
Announced today. Paul Nehlen will be the challenger.
http://www.washingtontimes.com/news/2016/mar/29/paul-nehlen-challenge-paul-ryan-wisconsin-republic/