(CNN) Rep. Jacky Rosen will win her bid to unseat Republican Sen. Dean Heller in Nevada, CNN can project, delivering a key Senate pick up for Democrats.

Heller's campaign was defined by his awkward dance with President Donald Trump, someone that the senator flip-flopped on throughout the President's first two years in office. After saying he was "99 percent" against Trump, Heller fully embraced him during his campaign for re-election.

"Now, Mr. President, you know a little bit about gold," Heller said during an October rally with the President. "In fact, I think everything you touch turns to gold."

Rosen tapped into Nevada's leftward tilt in recent years in her effort to oust the vulnerable Republican. Democrats have won the last three presidential elections in Nevada.

Rosen focused primarily on health care and other local issues, but also tried to tie her opponent to Trump.

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