Migrant detention

The American Friends Service Committee and Earthjustice said it reached an agreement with federal authorities to settle the lawsuit, which required agencies to turn over more than 20,000 pages of records.

"These findings confirm a deliberate system built to punish, dehumanize, and hide the suffering of people in detention," said Ana Piquer, Amnesty International's Regional Director for the Americas, in a statement accompanying the report.

Kevin McCarthy's trip comes amid a jump in the number of migrants showing up at the border, especially unaccompanied children. Democrats say the GOP lawmakers' visit was a political stunt.

Many are fleeing crime and poverty in Central America and rushing to the U.S.-Mexico border. Homeland Security Secretary Alejandro Mayorkas this week called the situation a "stressful challenge."

By Adriana Gomez Licon / The Associated PressThe nation's largest facility for migrant children has released hundreds of teens to relatives in recent…