"In a letter to Secretary Kirstjen M. Nielsen, 540 organizations from all 50 states, the District of Columbia and Puerto Rico that have well-recognized expertise in the fields of child welfare, juvenile justice and child health, development and safety explain that separating children from their parents "to deter migration, or to punish migration, will have significant and long-lasting consequences for the safety, health, development, and well-being of children."

"In a letter to Secretary Kirstjen M. Nielsen, 1,374  professionals all over the world have signed on "to make it absolutely clear that the empirical evidence on child development overwhelmingly shows that this policy is tantamount to abuse on the young children."