A man from El Salvador died when he was detained in US Customs and Border Protection on Saturday night, which started in October.
CBP has not provided details of death related incidents, including when it was taken to hospital, the date of death, or the symptoms that caused the hospital visit.
"Protection is saddened by the unfortunate death of a 43-year-old man from El Salvador who was hospitalized after falling into medical need," CBP said in a statement. "Our condolences are to his family. CBP is committed to the health, safety and humane treatment of those in our care.
An Associated Press officer arrested the man who had entered the US with his daughter in the center of the Rio Grande Valley Detention Center in McAllen, Texas for about a week and was medically examined for health problems. The official said the daughter, whose age had not yet been announced, was still in the care of the Border Patrol and was in the process of bringing sheltered children crossing the southern border into a state shelter.
Border Patrol and the Trump The administration has been criticized in recent weeks for under-standards in which some migrants are held in overcrowded federal agencies, including an incident at a facility in Clint, Texas involving children.