Title 42 is a previously little-used public-health rule that dates to the 1940s. Most of the people on the flights to Haiti were Title 42 expulsions, according to DHS. On Wednesday, White House Press Secretary Jen Psaki confirmed that Title 42 would continue to be invoked. The ACLU has sued under multiple lawsuits to block Title 42 for children and families. A tent city for unaccompanied children is planned for Carrizo Springs, Texas.