GM announced a new energy venture to support its electric vehicle (EV) market in a move that mirrors Tesla’s approach. But will this become the norm for automakers in the U.S.? As new all-electric vehicle ranges require an expansive supporting network – including battery production, mineral mining, charging stations and much more, automakers are looking to expand their role and break into the energy industry to future-proof their vehicle businesses. The EV company Tesla Motors is viewed by many as more than just an automaker,…