Former Secretary of Defence Robert Gates has some advice for Donald Trump about national security.
Also on the programme: we hear from ranchers and sheriffs about what life is like on the US/Mexico border; we meet two Americans, who voted differently in the US election but still get along; and we learn why American business leaders want Trump to fight climate change. Plus, whatever happened to all those Americans who said they would move abroad if Trump became President?
(Image: Former Secretary of Defence Robert Gates (centre) arrives at Trump Tower, December 1, 2016 in New York City. (Credit: Drew Angerer/Getty Images)