The Atlanta Business Chronicle (5/28, Couret, Subscription Publication, 130K) reports that “at its annual stockholders meeting on Wednesday,” Southern Company reported that it has entered into an agreement with Tesla to “test commercial-scale battery storage.” The article points out in addition to residential solar applications, Tesla’s recently announced Powerwall battery products “also allow owners of commercial buildings to cut down on peak energy use.” In a statement, Southern said, “Bringing together two companies with a shared commitment to innovation, the agreement will provide for the examination of potential applications for the energy storage technology in helping meet customers’ energy needs.”