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Musk Duels Panasonic in Rare Public Battle With Key Supplier

  • In tweet, CEO squabbles with battery maker over production
  • ‘Tesla and Panasonic need couples counseling,’ analyst says
Musk Steps Up Panasonic Battery Spat
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Elon Musk has engaged in Twitter spats with a long line of folks, from rival automakers to short sellers and the Securities and Exchange Commission.

He’s at it again, but this time the stakes could be even higher. He’s in a rare public dispute with a critical supplier: Panasonic Corp., the company that makes all of the lithium-ion battery cells that power Tesla Inc.’s electric vehicles.