Norfolk Southern and Union Pacific filed paperwork Friday and are now making their case to federal regulators to approve a proposed $85 billion merger.

Traveling on Amtrak during the holiday season? Here is a new rule you must know if you don’t want to miss your train.

In all, the Gold Runner line runs across more than a dozen train stations throughout the Central Valley and Bay Area, and connects to many more with transfers available to the popular Capitol Corridor ...