Margaret Sullivan: A reporter at the White House decided to play the audio of children sobbing. Somebody had to.
The lack of compassion toward these kids at the Texas/Mexico border is central to President Donald Trump’s political strategy.
Homeland Security Secretary Kirstjen Nielsen, left, walks past White House press secretary Sarah Huckabee Sanders, right, after speaking to the media during the daily briefing in the Brady Press Briefing Room of the White House, Monday, June 18, 2018. (AP Photo/Pablo Martinez Monsivais)