Dem U.S. Senate candidate Tom Nelson, a former state lawmaker who is now the Outagamie County executive, pledged to run a 72-county campaign in his effort to defeat Republican incumbent Sen. Ron Johnson.
On Twitter, Nelson recently accused Johnson of "inciting an insurrection and being a traitor." Nelson has put up a billboard labeling Johnson "Treason Johnson" and calling on him to resign.
"We're...
