Mexico

Trade in food between the U.S. and Mexico has exploded over the past 15 years. President Trump is talking about restricting that trade, but when it comes to food, such moves could backfire.

For Sam Polinsky, a Pittsburgh wrestler who performs as a loud Trump supporter, the enraged reaction his character elicits from Mexican audiences is exhilarating. He aspires to be Mexico's Hulk Hogan.

NAFTA critics say money and jobs go to Mexico, but U.S. companies, like Kansas City Southern, do benefit. The company, built around trade with Mexico, has been hit hard by Trump's victory.

For one of the biggest and most successful dairymen in America, success was based in part on crossing cultural boundaries. Now, he has returned home to continue building his empire of milk.

On an island where sheep, cats and mice thrive, the doves died off. But scientists have a plan to reintroduce the Socorro dove to its ancestral home.