Separating young children from their parents is not only cruel, it can be fatal. Last week, a seven-year-old girl separated from her father when they presented at the border died in US custody a mere 8 hours later. The causes of death: dehydration and shock. These were preventable, treatable, entirely avoidable — and done in our name. You have your representative’s number on speed-dial by now; please call and voice your objection to this horror.