Why America wants its Greenland airbase back

During the Cold War, the US had 17 military bases across Greenland. Most were eventually abandoned, but now Washington wants to get its hands back on one. Narsarsuaq is a former American air base in the south, where historian Ole Guldager has documented the history of the American military presence. Guest: Ole Guldager, historian, curator at Narsarsuaq Air Base Museum, and author, Americans in Greenland in World War Two Producer: Ali Benton