Robert Barb

A district court judge has denied Montana Democrats’ request to remove the Green Party candidate from the U.S. Senate race. Green Party candidate Robert Barb will appear on the November ballot under the court’s order. Barb will face Democratic incumbent U.S. Sen. Jon Tester, Republican Tim Sheehy and Libertarian Sid Daoud in the race.

The Montana Democratic Party is suing the state to remove a Green Party U.S. Senate candidate from the ballot. Democrats argue the Green Party didn’t follow its own rules in appointing Barb, and that he’s actually a Republican.

Heading into this election cycle, Republicans control both chambers of Montana’s Legislature. If they keep those majorities and win the governor's...