Hillary clinton knew, she shut down the investigation because some of her cronies are involved. A seal team was working on this and they were shut down, so they started working on saving people on their own. One of the first things Trump did when he entered office was to go after the pedo sex trafficking ring. This is not new people have been trying to get this info out for a long time. Main stream media won't report it because some of the bosses and colleagues are involved. Also liberals and most on the left seem to be highly allergic to any truths.