Sen. Martin Heinrich Martin Trevor HeinrichSenate Democrats demand White House fire controversial head of public lands agency Senate Democrats seek removal of controversial public lands head after nomination withdrawal Five takeaways from final Senate Intel Russia report MORE (D-N.M.) won a second term in the Senate Tuesday, defeating Republican candidate Mick Rich and Libertarian candidate and former Gov. Gary Johnson Gary Earl JohnsonWhat the numbers say about Trump's chances at reelection Presidential race tightens in Minnesota as Trump plows resources into state The Hill's Campaign Report: Biden condemns violence, blames Trump for fomenting it l Bitter Mass. primaries reach the end l Super PAC spending set to explode MORE.

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Heinrich, who served three terms in the House of Representatives before being elected senator in 2012, never faced a serious challenge throughout the campaign.

He currently sits on the Energy and Natural Resources Committee, the Armed Services Committee, the Intelligence Committee and the U.S. Congress's Joint Economic Committee.