 I think the main challenges that NATO faces right now, John, just based on what we've seen at this summit and talking to folks on the sidelines and behind the scenes, is they need to make sure that the U.S. stays firmly behind NATO, regardless of who's president. They also need to continue to contribute the money that's necessary to make NATO stronger. And they're saying, no, we're not trying to make ourselves U.S. proof. We want U.S. proof.