A child eats at a shelter in Brownsville, Texas, in an undated photo obtained from the Department of Health and Human Services by Reuters. The government says it separated nearly 2,000 children from adults at the U.S. southern border over the course of six recent weeks.

A child eats at a shelter in Brownsville, Texas, in an undated photo obtained from the Department of Health and Human Services by Reuters. The government says it separated nearly 2,000 children from adults at the U.S. southern border over the course of six recent weeks.