John BurnettJohn Burnett is the Southwest Correspondent on the National Desk.
An asylum-seeking boy from Central America runs down a hallway in December after arriving at a shelter in San Diego. Immigrant advocates say they are suing the U.S. government for allegedly detaining immigrant children too long and improperly refusing to release them to relatives.
Chief Patrol Agent Rodney Scott stands near an old border monument at the base of the San Ysidro Mountains in southern San Diego County where current fencing ends.
John Francis Peters for NPR
People wait outside the port of entry at Tornillo, Texas, in June 2018. Beyond them is one of the tents that were put up to house unaccompanied migrant children.
Christ Chavez/Getty Images