29 P.3d 424 SOUTHWESTERN BELL TELEPHONE COMPANY, Appellant, v. KANSAS CORPORATION COMMISSION, Appellee. No. 86,766Court of Appeals of Kansas Opinion filed: June 29, 2001. SYLLABUS BY THE COURT 1. KANSAS CORPORATION COMMISSION — Validity of KCC Order — Burden of Proof on Party Asserting Invalidity. Under K.S.A. 77-621(a)(1), the burden of proving the invalidity of […]