Tesla just launched a new souped-up Model 3 as it battles slumping sales

Tesla unveiled an upgraded version of its Model 3 Performance sedan on Tuesday.Tesla said the new Model 3 has more power, reduced energy consumption, and improved handling.The announcement follows a decline in sales, layoffs, and a drop in Tesla's stock. NEW LOOK Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read preview Thanks for signing up! Access your favorite topics in a personalized feed while you're on the go. Email address ...