Nicholson outspent Vukmir 20-to-1 on direct mail in final quarter of 2017
Kevin Nicholson outspent GOP U.S. Senate rival Leah Vukmir more than 20-to-1 on direct mail and postage over the last three months of 2017 as he worked to develop a network of donors, a WisPolitics.com review of campaign finance reports