1 CSX Transportation Inc., operates the largest railroad in the eastern United States with a 22,000-mile rail network linking commercial markets in 23 states, the District of Columbia, and two Canadian provinces.  UP - Union Pacific Railroad. Union Pacific Railroad is an operating subsidiary of Union Pacific Corporation. It is the largest railroad in North America, operating in the western two-thirds of the United States.
Chief Justice John G. Roberts, Jr., is the 17th Chief Justice of the United States; he has been the incumbent since 2005. All federal court judges, including Supreme Court Jus â¦ tices, are commission for lifetime appointments. The average tenure on the bench is 25.5 years.
The Justices of the Supreme Court. John G. Roberts, Jr., Chief Justice of the United States, was born in Buffalo, New. York, January 27, 1955. He married Jane Marie Sullivan in 1996 and they have two. children - Josephine and John. He received an A.B. from Harvard College in 1976 and a. J.D. from Harvard Law School in 1979. He served as a law clerk for Judge Henry J. Friendly of the United States Court of Appeals for the Second Circuit from 1979â1980 and. as a law clerk for then-Associate Justice William H. Rehnquist of the Supreme Court of the. United States during the 1980 Term.