Anytime he hears someone talk about revising the North American Free Trade Agreement (NAFTA), Kansas City Southern CEO Pat Ottensmeyer’s ears perk up.

For the past 20 years, Kansas City Southern (NYSE: KSU) has built and operated one of the largest railroads in Mexico, creating a direct connection between Mexico and the agricultural heartland of the United States.

In fact, the company once branded itself as “The NAFTA Railroad.”

The presidential campaign captured Ottensmeyer’s full attention…