The combination of two large rail companies would create the first coast-to-coast network, but the deal could reduce competition.

Union Pacific and Norfolk Southern are confirming they're in merger talks that would create North America’s largest railroad, stretching service from East to West Coasts.

OMAHA, NEBRASKA, US — Union Pacific Corp. (UP) and Norfolk Southern Corp., major grain shippers and two of the six remaining Class I freight railroads in North America, confirmed they are in “advanced discussions” regarding a potential merger.