By Joann Muller, Zack O’Malley Greenburg and Christopher Helman
On an overcast Tuesday morning in dusty North Platte, Nebr., Tony Orr stands at the center of the world’s largest freight rail yard, watching as billions of dollars’ worth of commodities and goods roll by. He’s the general superintendent of Union Pacific’s Bailey Yard–at 2,850 acres, it’s three times the size of New York’s Central Park and handles 10,000 train cars per day on 315 miles of track.