Three nuclear energy plants owned by Constellation Energy Nuclear Group, LLC today officially joined Exelon Generation’s fleet of nuclear plants

 Three nuclear energy plants owned by Constellation Energy Nuclear Group, LLC today officially joined Exelon Generation’s fleet of nuclear plants, expanding what was already the nation’s largest commercial nuclear operation.  

http://www.exeloncorp.com/Newsroom/pr_20140401_nuclear_Exelon-CENG_Day_1.aspx