What is Title 42 and what happens at the border when the immigration policy goes away?

Andrea Castillo covers federal immigration policy and its human consequences from Washington, D.C. She joined the newspaper in 2017, initially covering immigration from Los Angeles. Castillo’s reporting focuses on enforcement, detention, the legal immigration system and the political battles shaping federal and local changes. Before joining the Los Angeles Times, she covered immigration and diverse communities for the Fresno Bee. She got her start at the Oregonian in Portland, Ore., and is a Seattle native.