http://www.iowapirg.org/home/reports/voting--civic-participation/voting--civic-participation http://www.iowapirg.org/home/reports/voting--civic-participation/voting--civic-participation/campaign-contribution-limits-no-harm-to-challengers Robust http://www.iowapirg.org/home/reports/voting--civic-participation/voting--civic-participation/campaign-contribution-limits-no-harm-to-challengers Thu, 11 Oct 2007 12:43:34 -0500