CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 24, 2016	Jun. 30, 2017	Jun. 24, 2016
Income Statement
Revenue	$ 2,933	$ 2,704	$ 5,802	$ 5,322
Expense
Labor and Fringe	743	749	1,532	1,545
Materials, Supplies and Other	490	519	1,057	1,069
Fuel	198	172	416	322
Depreciation	327	319	647	632
Equipment and Other Rents	95	105	185	210
Restructuring Charge	122	0	295	0
Total Expense	1,975	1,864	4,132	3,778
Operating Income	958	840	1,670	1,544
Interest Expense	(137)	(141)	(274)	(284)
Other Income - Net	6	8	13	15
Earnings Before Income Taxes	827	707	1,409	1,275
Income Tax Expense	(317)	(262)	(537)	(474)
Net Earnings	$ 510	$ 445	$ 872	$ 801
Per Common Share
Net Earnings Per Share, Basic (in dollars per share)	$ 0.55	$ 0.47	$ 0.94	$ 0.84
Net Earnings Per Share, Assuming Dilution (in dollars per share)	$ 0.55	$ 0.47	$ 0.94	$ 0.84
Average Shares Outstanding (in shares)	920	952	923	957
Average Shares Outstanding, Assuming Dilution (in shares)	924	952	926	958
Cash Dividends Paid Per Common Share (in dollars per share)	$ 0.20	$ 0.18	$ 0.38	$ 0.36