The following tables summarize the components of net periodic pension and other postretirement benefits (OPEB) (income) expense (dollars in millions):



	Three Months Ended June 30, 2012												Three Months Ended June 30, 2011
	U.S. Plans Pension Benefits			Non-U.S. Plans Pension Benefits			U.S. Plans Other Benefits			Non-U.S. Plans Other Benefits			U.S. Plans Pension Benefits			Non-U.S. Plans Pension Benefits			U.S. Plans Other Benefits		Non-U.S. Plans Other Benefits
Service cost	$	161		$	106		$	7		$	3		$	157		$	96		$	7	$	8
Interest cost	1,080			276			58			16			1,228			313			68		53
Expected return on plan assets	(1,333		)	(218		)	—			—			(1,672		)	(237		)	—		—
Amortization of prior service credit	(1		)	—			(29		)	(3		)	—			(1		)	—		(3		)
Recognized net actuarial loss	1			9			13			2			—			1			1		—
Curtailments, settlements and other (gains) losses	(2		)	14			—			—			(23		)	(19		)	—		—
Net periodic pension and OPEB (income) expense	$	(94	)	$	187		$	49		$	18		$	(310	)	$	153		$	76	$	58



	Six Months Ended June 30, 2012												Six Months Ended June 30, 2011
	U.S. Plans Pension Benefits			Non-U.S. Plans Pension Benefits			U.S. Plans Other Benefits			Non-U.S. Plans Other Benefits			U.S. Plans Pension Benefits			Non-U.S. Plans Pension Benefits			U.S. Plans Other Benefits		Non-U.S. Plans Other Benefits
Service cost	$	321		$	198		$	12		$	8		$	315		$	192		$	13	$	17
Interest cost	2,160			553			117			32			2,457			614			135		105
Expected return on plan assets	(2,665		)	(435		)	—			—			(3,346		)	(467		)	—		—
Amortization of prior service credit	(1		)	—			(58		)	(5		)	—			(1		)	—		(5		)
Recognized net actuarial loss	1			17			26			3			—			1			2		—
Curtailments, settlements and other (gains) losses	(23		)	42			—			—			(23		)	(16		)	—		—
Net periodic pension and OPEB (income) expense	$	(207	)	$	375		$	97		$	38		$	(597	)	$	323		$	150	$	117