Today's U.S. Navy faces very different challenges than its Cold War era counterpart. Conflicts are smaller and more regional. Terrorism impacts not only our allies' sovereignty, but also the security of the United States. A new four-part series offers unique access to America's elite fleet of mighty aircraft carriers as they engage in real-world action – giving viewers an intimate look at how the U.S. Navy maintains, operates and deploys to troubled spots around the globe.