After Years Promoting Russian Trade, Geopolitics Could Cause Problems For Caterpillar

American markets are feeling the jolt from geopolitical tensions in Russia and Ukraine, but companies like Caterpillar Inc. (NYSE: CAT) have even more to worry about. After fighting for years to improve U.S. trade relations with Russia, and investing billions in the country, the company is could face problems if politics bleed into economics. On Sunday, Secretary of State John Kerry said that the United States and other industrialized countries were ready to "isolate Russia economically," if Put...