The Kay Bailey Hutchison Convention Center stands in Dallas on March 29, 2020. The U.S. government wants to house up to 3,000 immigrant teenagers at the center as it struggles to find space for a surge of migrant children who have inundated the border and strained the immigration system just two months into the Biden administration. (Juan Figueroa/The Dallas Morning News via AP)

FILE - In this March 31, 2020, file photo, a sign sits in front of the Kay Bailey Hutchison Convention Center in downtown Dallas. The U.S. government wants to house up to 3,000 immigrant teenagers at the center as it struggles to find space for a surge of migrant children who have inundated the border and strained the immigration system just two months into the Biden administration. (AP Photo/Tony Gutierrez File)

FILE - In this Sunday, March 14, 2021, file photo, migrant children and teenagers are processed after entering the site of a temporary holding facility south of Midland, Texas. Teenagers began arriving Sunday at a converted camp for oilfield workers where volunteers from the American Red Cross will care for them. (Eli Hartman/Odessa American via AP, File)