Originally Posted by
jamiestr
I don't think you go through security again. You definitely go through customs, but there is a specific area for connections customs in E.
HUH? AFAIK every international arrival that isn't "precleared" goes through TSA airport security after exiting customs and before being allowed to either go airside in a USA airport or make a connecting flight.. Otherwise someone could move a prohibited item from a checked bag into a carry on piece.