A sharp drop in U.S. soybean exports to China could impact more than just farmers — it may soon begin putting pressure on trucking jobs, rail shipments, and port operations across the country. Once America’s top soybean customer, China has drastically cut back purchases in favor of South American suppliers. With fewer soybeans slated to move overseas, freight demand could plummet — and so could jobs. “Yes, it’s going to have a real impact on them,” Mike Steenhoek, executive director of the Soy Transporta ...