Monica Ortiz Uribe
A grandson hugs his grandfather after both were apprehended by Border Patrol in Hidalgo, Texas.
A costly game of cat and mouse unfolds nightly along the banks of the Rio Grande in south Texas. The number of immigrants crossing illegally there has doubled in the last four years, making it now the busiest section along the southwest border.
As a result the number of migrant deaths is also rising. From the Fronteras Desk, Mónica Ortiz Uribe reports on the challenges of patrolling the south Texas border.