Can NASA Build a New Space Station?

By 2023 (or 2024, or 2025, or maybe 2030, depending on whom you ask) you may look up into the night sky and see no International Space Station (ISS) flying above you. Russia, you see, keeps threatening to pull out of the project and take its space station modules with it -- and right now, ISS can't operate without them. More

(Source: The Motley Fool - Dec 27)