Citation Codes Equivalent Citations citation codes Docket Number No. 02-570. See more information ... Smart Summary Please sign up to generate summary. OPINION WALSTON v. LOCKHART ET AL. Ct. App. Tex., 10th Dist. Motion of Public Citizen for leave to file a brief as amicus curiae granted. Certiorari denied. Reported below: 62 S.W. 3d 257.