(February 15, 2017, 2:15 PM EST) -- HOUSTON — A Texas appellate panel on Feb. 14 found that a trial court erred by denying summary judgment to a hospital accused of failing prevent a patient, who was later killed by a train, from escaping because under Texas law, the hospital was immune from the suit and not subject to a waiver of immunity (OakBend Medical Center v. Domingo Martinez Jr., No. 14-16-00199-CV, Texas App., 14th Dist., 2017 Tex. App. LEXIS 1215)....