CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	[1]	Sep. 30, 2020	Sep. 30, 2019	[1]
Income Statement
Revenue	$ 2,648	$ 2,978		$ 7,758	$ 9,052
Expense
Labor and Fringe	574	638		1,687	1,958
Materials, Supplies and Other	378	407		1,239	1,323
Depreciation	348	338		1,036	1,005
Fuel	119	223		402	690
Equipment and Other Rents	88	85		247	265
Total Expense	1,507	1,691		4,611	5,241
Operating Income	1,141	1,287		3,147	3,811
Interest Expense	(187)	(186)		(565)	(548)
Other Income - Net	14	24		51	72
Earnings Before Income Taxes	968	1,125		2,633	3,335
Income Tax Expense	(232)	(269)		(628)	(775)
Net Earnings	$ 736	$ 856		$ 2,005	$ 2,560
Per Common Share
Net Earnings Per Share, Basic (in dollars per share)	$ 0.96	$ 1.08		$ 2.61	$ 3.19
Net Earnings Per Share, Assuming Dilution (in dollars per share)	$ 0.96	$ 1.08		$ 2.61	$ 3.18
Average Shares Outstanding (in shares)	765	790		767	803
Average Shares Outstanding, Assuming Dilution (in shares)	767	792		769	805

[1] Certain prior year data has been reclassified to conform to the current presentation.