Norfolk Southern, The Wall Street Journal reported Thursday, in a deal that would shake up the railroad business in America.

Union Pacific (NYSE:UNP) is exploring a potential acquisition of Norfolk Southern (NYSE:NSC) that would create a $200 billion coast-to-coast rail network, according to a Reuters report late Friday.

Omaha-based Union Pacific and Norfolk Southern are reportedly in merger talks to create the largest railroad in North America that would connect the East and West Coasts.