Consolidated Statement of Cash Flows (Unaudited) (USD $) In Millions	6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010
OPERATING ACTIVITIES
Net income	$ 747		$ 557
Adjustments for noncash and nonoperating items:
Depreciation	1,488		1,492
Amortization	14		127
Loss from equity investments, net of cash distributions	65		48
Deferred income taxes	391		193
Equity-based compensation expense	65		61
Excess tax benefit from equity-based compensation	(41)		(13)
Changes in operating assets and liabilities, net of acquisitions and dispositions:
Receivables	39		2
Accounts payable and other liabilities	30		109
Other changes	282		116
Cash provided by operating activities	3,080		2,692
INVESTING ACTIVITIES
Acquisitions and investments, net of cash acquired and distributions received	(303)		9
Capital expenditures	(1,363)		(1,472)
Other investing activities	18		6
Cash used by investing activities	(1,648)		(1,457)
FINANCING ACTIVITIES
Borrowings (repayments), net	0	[1]	(1,261)	[1]
Borrowings	1,009	[2]	0	[2]
Repayments	(44)	[2]	0	[2]
Debt issuance costs	(8)		0
Proceeds from exercise of stock options	98		74
Excess tax benefit from equity-based compensation	41		13
Dividends paid	(330)		(288)
Repurchases of common stock	(1,691)		0
Other financing activities	(44)		(7)
Cash used by financing activities	(969)		(1,469)
Increase (decrease) in cash and equivalents	463		(234)
Cash and equivalents at beginning of period	3,047		1,048
Cash and equivalents at end of period	$ 3,510		$ 814

[1] Borrowings (repayments), net, reflects borrowings under the Company's commercial paper program with original maturities of three months or less, net of repayments of such borrowings.

[2] Amounts represent borrowings and repayments related to debt instruments with original maturities greater than three months.