Where migrants are held in U.S. custody

An overcrowded fenced area holding families at a Border Patrol station is seen in a still image from video in McAllen, Texas, on June 10, 2019 and released as part of a report by the Department of Homeland Security's Office of Inspector General on July 2, 2019. 

Central American migrants are seen inside an enclosure where they are being held by U.S. Customs and Border Protection (CBP), after crossing the border between Mexico and the United States illegaly and turning themselves in to request asylum, in El Paso, Texas, U.S. March 27, 2019.

Central American migrants are seen inside an enclosure where they are being held by U.S. Customs and Border Protection (CBP), after crossing the border between Mexico and the United States illegaly and turning themselves in to request asylum, in El Paso, Texas, U.S. March 27, 2019.

The treatment of migrants in federal custody has come under intense scrutiny following recent reports of unsanitary conditions, overcrowding, and prolonged detention of adults and children at several U.S. Customs and Border Protection facilities near the southwest border.