Tesla stock sinks
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Tesla shares tumbled after CEO Elon Musk announced that he plans to start a new political party, reigniting concerns that his attention will turn away from running the EV maker and that a public feud with President Trump will escalate.
Tesla CEO Elon Musk's plan for a new political party prompted an analyst to recommend Tesla's board board create new "ground rules" to keep Musk focused on Tesla's future.