General Motors laid off roughly 1,700 workers across its manufacturing sites in Michigan and Ohio on Wednesday, citing a slowdown in the electric vehicle market.The company confirmed there were around 1,200 layoffs at Detroit's electric vehicle plant and 550 cuts at Ohio's Ultium Cells battery cell plant, in addition to 850 temporary layoffs at that site in Ohio. The company also said it would temporarily lay off 700 at Ultium Cells' Tennessee plant. "In response to slower near-term EV adoption and an evolv ...