CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Income Statement
Revenue	$ 2,876	$ 2,869
Expense
Labor and Fringe	696	795
Materials, Supplies and Other	482	571
Depreciation	323	320
Fuel	255	218
Equipment and Other Rents	101	99
Restructuring Charge (Note 1)	0	110
Equity Earnings of Affiliates	(25)	(13)
Total Expense	1,832	2,100
Operating Income	1,044	769
Interest Expense	(149)	(137)
Restructuring Charge - Non-Operating (Note 1)	0	(63)
Other Income - Net	17	13
Earnings Before Income Taxes	912	582
Income Tax Expense	(217)	(220)
Net Earnings	$ 695	$ 362
Per Common Share
Net Earnings Per Share, Basic (in dollars per share)	$ 0.78	$ 0.39
Net Earnings Per Share, Assuming Dilution (in dollars per share)	$ 0.78	$ 0.39
Average Shares Outstanding (in shares)	885	927
Average Shares Outstanding, Assuming Dilution (in shares)	888	929
Cash Dividends Paid Per Common Share (in dollars per share)	$ 0.22	$ 0.18