For the past two years, tech billionaire Elon Musk has been having regular contact with Russian President Vladimir Putin. WSJ’s Thomas Grove reports on what we know about the nature of their conversations and why that contact raises potential national security concerns for some in the current administration.

Further Reading:

- Elon Musk’s Secret Conversations With Vladimir Putin 

- Musk Says He Thwarted Attack on Russian Fleet in Ukraine’s Crimea 

Further Listening:

- Uncovering Elon Musk's Secret Political Donations 

- The Russian Military is Using Elon Musk’s Starlink 

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