WILMINGTON, Del., Aug. 24, 2015 /PRNewswire/ -- Rigrodsky & Long, P.A.: Do you own shares of AGL Resources Inc. (NYSE: GAS)?Did you purchase any of your shares prior to August 24, 2015?Do you think the proposed buyout price is too low?Do you want to discuss your rights? Rigrodsky & Long, P.A. announces that it is investigating potential legal claims against the board of directors of AGL Resources Inc. ("AGL" or the "Company") (GAS) regarding possible breaches of fiduciary duties and other violations of law related to the Company's entry into an agreement to be acquired by The Southern Company ("Southern Company") (SO), in a transaction valued at approximately $12 billion. Click here to learn more: a> More