PALO ALTO, U.S. -- Tesla CEO Elon Musk has become a major shareholder in Twitter by acquiring a 9.2% equity stake and, on Tuesday, was appointed to the company's board. Here are three things to know.
Why did Musk buy a stake in Twitter?
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Why has Tesla's Elon Musk bought 9% of Twitter? 3 things to know
Outspoken entrepreneur to join board of social media group
