PARIS, France — President Donald Trump has said US control of Greenland is vital for his planned Golden Dome missile defense system, but not all experts are convinced. What missile defense capabilities does Washington have? The United States relies on a network of satellites and early warning radar stations to detect and track missiles. They are currently deployed in the Aleutian Islands in the Pacific, Alaska, Britain, and Greenland. There is also the Aegis Ashore air defense system based in the northern Polish town of Redzikowo that is capable of intercepting short- to intermediate-range ballistic missiles, as well as radar […]... Keep on reading: Greenland is helpful, but not vital, for US missile defense