FILE - In this July 24, 2014, file photo, a bend in the Rio Grand is viewed from a Texas Department of Public Safety helicopter on patrol over in Mission, Texas. As hundreds of National Guard troops deploy to the U.S-Mexico border, residents of Texas' southernmost border region are fearful of the impact President Donald Trump's border wall will have. The troops patrolling the Rio Grande will eventually withdraw, but a wall could change the river forever.
FILE - In this July 24, 2014, file photo, a bend in the Rio Grand is viewed from a Texas Department of Public Safety helicopter on patrol over in Mission, Texas. As hundreds of National Guard troops deploy to the U.S-Mexico border, residents of Texas' southernmost border region are fearful of the impact President Donald Trump's border wall will have. The troops patrolling the Rio Grande will eventually withdraw, but a wall could change the river forever. Eric Gay, Pool, File AP Photo
FILE - In this July 24, 2014, file photo, a bend in the Rio Grand is viewed from a Texas Department of Public Safety helicopter on patrol over in Mission, Texas. As hundreds of National Guard troops deploy to the U.S-Mexico border, residents of Texas' southernmost border region are fearful of the impact President Donald Trump's border wall will have. The troops patrolling the Rio Grande will eventually withdraw, but a wall could change the river forever. Eric Gay, Pool, File AP Photo

On the lower Rio Grande, a glimpse at the border Trump wants

April 14, 2018 09:53 AM