The following table is a summary of segment information for the three and six months ended June 30, 2014 and 2013. Segment asset information is not presented since it is not used by the chief operating decision maker at the operating segment level. Operating earnings (loss) of each segment represents net revenues less directly identifiable expenses to arrive at operating income for the segment. General corporate activities included in the table below are comprised of general management and administrative corporate expenses, amortization of intangibles assets and other miscellaneous operating income and expenses, net of certain general corporate activity costs that are allocated to the DIS and DS businesses. The accounting policies of the segments are the same as those of the Company as set forth in Note 2 to the consolidated financial statements contained in the Company’s 2013 Annual Report on Form 10-K and Note 2 to the interim unaudited consolidated financial statements.



	Three Months Ended June 30,						Six Months Ended June 30,
	2014			2013			2014			2013
Net revenues:
DIS business	$	1,763		$	1,674		$	3,377		$	3,323
All other operating segments	139			141			271			279
Total net revenues	$	1,902		$	1,815		$	3,648		$	3,602

Operating earnings (loss):
DIS business	$	293		$	323		$	524		$	593
All other operating segments	22			17			40			31
General corporate activities	(53		)	(51		)	(94		)	(108		)
Total operating income	262			289			470			516
Non-operating expenses, net	(33		)	(33		)	(65		)	(63		)
Income from continuing operations before taxes	229			256			405			453
Income tax expense	87			95			152			168
Income from continuing operations	142			161			253			285
Income from discontinued operations, net of taxes	—			13			—			33
Net income	142			174			253			318
Less: Net income attributable to noncontrolling interests	9			9			16			17
Net income attributable to Quest Diagnostics	$	133		$	165		$	237		$	301