GRENVILLE, S.D.(WNAX)- There are three candidates running for the US Senate seat from South Dakota.

Libertarian candidate Tamara Lesnar of Grenville says she is hearing that people want a change.

Lesnar says she is concerned about the fate of families.

Lesnar says she would focus on small businesses over large corporations.

Incumbent republican Senator John Thune is seeking his fourth term in the senate. Democrat Brian Bengs is also making a challenge.