CONSOLIDATED CASH FLOW STATEMENTS (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	[1]
OPERATING ACTIVITIES
Net Earnings	$ 1,269	$ 1,704
Adjustments to Reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation	688	667
Deferred Income Taxes	61	97
Gain on Property Dispositions	(29)	(64)
Other Operating Activities	(25)	(61)
Changes in Operating Assets and Liabilities:
Accounts Receivable	120	(61)
Other Current Assets	(24)	41
Accounts Payable	(85)	39
Income and Other Taxes Payable	338	89
Other Current Liabilities	(129)	(184)
Net Cash Provided by (Used in) Operating Activities	2,184	2,267
INVESTING ACTIVITIES
Property Additions	(801)	(769)
Proceeds from Property Dispositions	45	146
Purchases of Short-term Investments	(426)	(1,427)
Proceeds from Sales of Short-term Investments	1,221	810
Other Investing Activities	(42)	(16)
Net Cash Used In Investing Activities	(3)	(1,256)
FINANCING ACTIVITIES
Long-term Debt Issued (Note 7)	500	1,000
Long-term Debt Repaid (Note 7)	(227)	0
Dividends Paid	(400)	(388)
Shares Repurchased	(616)	(1,656)
Other Financing Activities	(5)	28
Net Cash Used in Financing Activities	(748)	(1,016)
Net Increase (Decrease) in Cash and Cash Equivalents	1,433	(5)
CASH AND CASH EQUIVALENTS
Cash and Cash Equivalents at Beginning of Period	958	858
Cash and Cash Equivalents at End of Period	$ 2,391	$ 853

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