of, don't believe the press. doctor, what do you say? >> all i have to do is go to the room and look at what happened to these children in this room. and you can be given food, and water, and shelter, and still have disruption of your brain architecture because of toxic stress. we know the biology of what happens when parents and children are separated and it is not falling under the definition of being well taken care of. >> if they can't touch these children, does it extend to -- who is changing the toddlers' diapers? >> well, again, you can have these perfunctory items done with these children. it is just the comforting and the consoling and the part of that social emotional development that is foundational to any other development for these children. >> doctor, stand by. raul, let's cut through the policy bit of it now. let's talk about the law. does u.s. law require that if you enter the united states