FORT WORTH -- The Trans-Texas Corridor is now so controversial, merely uttering the words in most political circles is taboo. "We're calling it a 'regional loop' because you can't say 'Trans-Texas Corridor' in the state of Texas anymore," said Michael Morris, transportation director for the North Central Texas Council of Governments. "The Trans-Texas Corridor is a lightning rod," he told visiting state representatives this week while explaining how the corridor would connect to regional highways by 2030. Opposition to the proposed construction of a $184 billion network of toll roads during the next 50 years is so strong statewide that...