Tesla is one step closer to producing its Model 3

LAS VEGAS — Tesla's enormous battery factory is now open for business. The company's Gigafactory, located in the Nevada desert outside of Reno, began producing its first batteries, Tesla announced.  The batteries produced there will help power Tesla's upcoming Model 3 and its energy storage products.  SEE ALSO: Faraday Future just unveiled a super fast Tesla competitor — here's what it looks like Tesla is producing the batteries in conjunction with Panasonic, which has made