436 F.3d 541 CENTERPOINT ENERGY HOUSTON ELECTRIC LLC; CenterPoint Energy Entex, an Unincorporated Division of CenterPoint Energy Resources Corp., Plaintiffs-Appellees-Cross-Appellants,v.HARRIS COUNTY TOLL ROAD AUTHORITY; Harris County, Defendants-Appellants-Cross-Appellees. No. 04-20992. United States Court of Appeals, Fifth Circuit. January 16, 2006. Shira R. Yoshor (argued), Jonathan B. Smith, Baker Botts, L.L.P., Houston, TX, for Plaintiffs-Appellees-Cross-Appellants. Frank Edward […]