https://apnews.com/2c11231c74184d85bcb26335edb36c3b > Tesla is suffering one of its worst sell-offs of the year after announcing it would begin closing all of its stores in favor of selling its electric cars exclusively online. > The goal is to allow Tesla to lower the price of its Model 3, the vehicle that CEO Elon Musk envisions as the company's first mass-market vehicle.