Thousands of children that came across the southern border illegally are crowded in the Donna overflow detention facility near the border in the southern tip of Texas, according to leaked images. The images show hundreds of children huddled under emergency blankets, in the jam-packed “cells” divided by transparent plastic curtains hanging from metal frames. Eight such “cells” form a “pod.” The facility, composed of several interconnected massive tents, contains eight “pods” that hold an average of 3,000 people at any given time, according to Project Veritas, an undercover journalism nonprofit that released the images on March 22. That adds up to 47 people per cell on average. Inside the cell, the floor is lined with what appears to be 4-inch thick mattresses, though some children seem to be sleeping on the floor. There’s barely any room left to walk in and out through the single glass-pane door per cell. “They are …