Tesla Model S Sedan Output Speeds Past 400 a Week, CEO Musk Says

Tesla Model S Sedan Output Speeds Past 400 a Week, CEO Musk Says

Noah Berger/Bloomberg

Tesla Motors Inc.'s struggle to reach the output target last year led it to miss a 5,000-car delivery goal for 2012 and its fourth-quarter loss widened after the company had to add temporary workers and resolve supplier snags.