 The Darien Gap is a vast and wild expanse of jungle that divides Central and South America. Panama's new president says he's going to close the Darien Gap for migrants heading north. That will be hard. Half a million people went through it just last year. Anyone who has been to the Darien Gap, and I have been there many times, knows that closing the Darien Gap is virtually impossible. That story's ahead here on The World.