STEPHANIE RUHLE (HOST): DHS Secretary Kirstjen Nielsen, we've been saying her name a lot these days. She's justifying family separation by saying there is a huge jump in smugglers and gang members using kids unrelated to them to try to get inside the U.S. But Ms. Nielsen, I hope you're watching. For fact's sake, you need to know some context. Here is specifically what Secretary Nielsen said at yesterday's White House briefing.