CHICAGO--(BUSINESS WIRE)--ComEd announced that it has received approval from the Federal Aviation Administration (FAA) to use innovative, unmanned aircraft systems (UASs), or aerial robotics, to inspect its lines. The UASs will be used on a trial basis to inspect and assess conditions of ComEd’s transmission and distribution lines as well as substations. Additionally, the innovative technology may also be used following significant storms to assess damage. The project is a joint effort with Ill