Photo by: Felix Marquez
U.S. Customs and Border Protection mounted officers attempt to contain migrants as they cross the Rio Grande from Ciudad Acuna, Mexico, into Del Rio, Texas, Sunday, Sept. 19, 2021. The White House is facing sharp condemnation from Democrats for its handling of the influx of Haitian migrants at the U.S. southern border, after images of U.S. Border Patrol agents on horseback using aggressive tactics went viral. (AP Photo/Felix Marquez) **FILE**