President-elect Donald Trump's idea of acquiring Greenland comes as the Arctic region grows in strategic importance for economic and military reasons. He's already meeting resistance.

The Danish foreign minister expressed openness to working more closely with the U.S. to ensure its interests in the region are addressed after President-elect Donald Trump said he wants to buy the Danish territory of Greenland—but the foreign minister continued to cast doubt on Trump’s idea to acquire the island,

Alex Wagner breaks down the origins of Trump's interest in taking over Greenland and the Panama Canal and why its serious, however ridiculous the idea may be.