WDAY: The News Leader

Published June 02, 2012, 12:00 AM

Rick Berg

FILE - In this March 31, 2012 file photo, Rep. Rick Berg, R-ND, shakes hands with supporters in Bismarck, N.D. It's encouraging news for Democrats: Divisive Republican primaries, a surprise GOP retirement in Maine and an unexpectedly strong Democratic challenger in North Dakota are making the battle for Senate control increasingly difficult to predict. Nearly half of all races appear competitive, an unusually high number. (AP Photo/Will Kincaid, File)
Read the article: GOP's Berg, Demo Gulleson lead in campaign money