Amid 51st state threats, Canada watches Trump’s Greenland plan simmer

While it’s hard to know how serious U.S. President Donald Trump is about many of his plans, his idea to purchase Greenland seems to be building momentum. Jackson Proskow looks at the congressional hearing laying the groundwork for the U.S. acquire the Danish territory, and see how Republican senators reacted when he asked them about Trump’s idea of annexing Canada.