 So, first and foremost, you have to appreciate that about 85% of the force elements in the joint force reside in the continental base, so they've got to get somewhere. That's what power projection is all about. And our ability as a nation to be able to project military power, right, global distances at our time and place of choosing is indeed a strategic comparative advantage. It presents multiple options for senior leadership and it creates multiple dilemmas for potential adversaries.