LOS INDIOS, Texas—President Donald Trump’s vision of a sea-to-sea wall on the U.S.-Mexico border is running into an unexpected obstacle: opposition from Republicans in Texas, where most of the unfenced land is located.
Many Texas Republicans say a better approach mixes additional fencing and more personnel, as well as better technology to monitor the state’s southern boundary, which is marked by the winding Rio Grande River and in vast stretches by formidable natural barriers.
“Our border is very different in different places,” said Sen. John Cornyn of Texas, the No. 2 Senate Republican, on a trip to the border this week. He pointed to fencing in San Diego as effective in separating urban areas. “But as you know, many places in Texas are virtually inaccessible.” ...