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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Comprehensive Income
Net income (loss)		$ 91	$ (132)	$ 37	$ (127)
Other comprehensive income items:
Reclassification of realized losses on pension and postretirement benefits to income	[1]		1	3	4
Total other comprehensive income			1	3	4
Comprehensive income attributable to noncontrolling interest		(25)	(1)	(55)	(1)
Comprehensive income (loss) attributable to common stock		$ 66	$ (132)	$ (15)	$ (124)
[1] No associated tax for the three and nine months ended September 30, 2018 and 2017. See Note 11 Pension and Postretirement Benefit Plans for additional information.

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