Support WBURMigrant deaths at the U.S.-Mexico border hit a record high, in part due to drowningsPlay04:05Download AudioJoel RoseMarisa PeñalozaSeptember 29, 2022 ShareMigrants waiting to be picked up by the U.S. Border Patrol under an international bridge in Eagle Pass, Texas, earlier this month. (Verónica G. Cárdenas for NPR)