Just over 41 percent of Montana's registered voters cast ballots in Tuesday's primary election. That's the highest midterm primary turnout rate since the June 1994 primary during Democratic President Bill Clinton's first term in office.

Republican voters chose State Auditor Matt Rosendale for Senate

Democrats chose former state legislator Kathleen Williams for the House

Background on the Nominees:

Matt Rosendale of Glendive has won the Republican nomination U.S. Senate seat in Montana and will challenge Democratic Sen. Jon Tester in the Nov. 6 election.
NAME: Matt Rosendale.
AGE: 57 (Born July 7, 1960).
EDUCATION: Studied at Chesapeake College, Maryland, 1985. No degree.
POLITICAL EXPERIENCE: State auditor, 2017-present. State senator, 2013-2017. Senate majority leader, 2015. State representative, 2011-2013. Candidate for U.S. House, 2014.
FAMILY: Married to wife Jean. They have three children.
SOCIAL MEDIA: On Twitter, @MattforMontana, Facebook.com/MattforMontana. Website: http://www.mattformontana.com/

HELENA, Mont. (AP) — Kathleen Williams of Bozeman has won the Democratic nomination for Montana's U.S. House seat and will challenge Republican Rep. Greg Gianforte in the Nov. 6 general election.
NAME: Kathleen Williams.
AGE: 57 (Born Feb. 16, 1961).
EDUCATION: M.S., Colorado State University, 1990.
POLITICAL EXPERIENCE: Three terms in the Montana House of Representatives, 2011-2015.
FAMILY: Husband Tom died in 2016. Williams has two stepsons.
SOCIAL MEDIA: On Twitter, @WilliamsForMT, Facebook.com/WilliamsForMontana and Instagram.com/WilliamsForMT. Website: http://www.kathleenformontana.com/

Republican Senate Primary 

Senate 669 of 669 precincts - 100 percent

x-Matt Rosendale 51,549 - 34 percent

Russell Fagg 43,225 - 28 percent

Troy Downing 29,171 - 19 percent

Albert Olszewski 28,558 - 19 percent

Green Party Senate Primary 

669 of 669 precincts - 100 percent

Steve Kelly 935 - 59 percent

Timothy Adams 651 - 41 percent

Democratic House Primary 

669 of 669 precincts - 100 percent

x-Kathleen Williams 37,158 - 34 percent

John Heenan 35,163 - 32 percent

Grant Kier 26,835 - 24 percent

Lynda Moss 5,592 - 5 percent

John Meyer 3,695 - 3 percent

Jared Pettinato 2,440 - 2 percent

(The Associated Press Contributed to this Story)

Voters In Montana Head To The Polls In Special Congressional Election
Getty Images

More From KMMS-KPRK 1450 AM