Asset Impairments and Unusual Items (Tables)

12 Months Ended

Dec. 31, 2012

Components of (Income) Expense from Divestitures, Asset Impairments and Unusual Items

The following table summarizes the major components of “(Income) expense from divestitures, asset impairments and unusual items” for the year ended December 31 for the respective periods (in millions):

	Years Ended December 31,
	2012		2011		2010
(Income) expense from divestitures	$	—	$	1	$	(1	)
Asset impairments		83		9		—
Other		—		—		(77	)
	$	83	$	10	$	(78	)