An audio recording that appears to capture the heartbreaking cries of children being processed by officials took center stage Monday in the growing uproar over the Trump administration’s policy of separating immigrant children from parents. (June 18) AP

Some seem to know only one word, “Mami” or “Papá.” Others plead to know when their aunt or parent will come to pick them up. Altogether, the 7-minute tape of children separated from their parents and held at a detention center makes for some agonizing listening.

ProPublica, a nonprofit newsroom that produces investigative journalism in the public interest, posted the audio Monday afternoon.

The news outlet said the audio was recorded last week inside a U.S. Customs and Border Protection detention facility. ProPublica said the person who made the recording asked not to be identified for…