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Democrat Phil Bredesen won his primary for U.S. Senate tonight. He's the former governor of Tennessee and a strong candidate against GOP Rep. Marsha Blackburn.

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Why it matters: This is one of the most vulnerable GOP Senate seats in the 2018 midterm after Sen. Bob Corker announced his retirement in the fall. Republicans are worried about Bredesen because he's campaigning to attract Independent voters while Blackburn is positioning herself as a Trump loyalist.

Go deeper: Our Axios/SurveyMonkey poll shows where each candidate stands in 13 battleground races.

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12 mins ago - World

Europe faces "stronger and deadlier" coronavirus wave

Paris under curfew. Photo: Kiran Ridley/Getty Images

The coronavirus is still winning: Now even Germany is entering another national lockdown, joined by France.

Why it matters: France has been "overpowered by a second wave,” President Emmanuel Macron said in a nationally televised address today. Macron said the "new wave will be stronger and deadlier" than the first.

Stocks close down more than 3%

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Stocks took a hit on Wednesday, with the S&P 500, Dow Jones Industrials Average and Nasdaq dropping more than 3% across the board.

Why it matters: The volatility is a break from the stock market grinding higher in the face of spiking coronavirus cases, a stalling economy and gridlocked negotiations over an additional stimulus package.