Key Points Reuters reports that the U.S. government may take a 10% stake in Lithium Americas stock. Shares of the Canadian lithium miner nearly doubled on the news. Lithium Americas is a start-up that won't begin producing lithium for years. 10 stocks we like better than Lithium Americas › Lithium Americas (NYSE: LAC) stock soared 90.9% through 10 a.m. ET this morning after Reuters reported the start-up miner of lithium for electric car batteries may be in line for a big investment from the U.S. g ...