 CHICAGO--BUSINESS WIRE--Exelon today announced the release of its 2020 Corporate Sustainability Report CSR, which highlights Exelons efforts to address the climate crisis and build a cleaner, more resilient energy grid, invest in technology and innovation to improve service, and provide support and programs to customers and communities that will create a cleaner, brighter and more equitable future. The report is complemented by the release of Exelons second annual Environmental, Social an 