 NEW ORLEANS--BUSINESS WIRE--Former Attorney General of Louisiana Charles C. Foti, Jr., Esq. and the law firm of Kahn Swick Foti, LLC KSF are investigating the proposed merger of ADTRAN, Inc. NasdaqGS: ADTN with ADVA Optical Networking SE. Under the terms of the proposed transaction, ADTRAN shareholders will end up owning just 54 of the combined company. KSF is seeking to determine whether the merger and the process that led to it are adequate, or whether the merger undervalues th 