S- I/A •fable of Contents For the Six Months Ended June 30,2015 and 2014 Cash flows from operating activities Source(use) (In millions) Six month ended June 30. 2015 2011 Net loss $ (30) $ (142) Adjustments to reconcile to net cash provided by operating activities: Depreciation and amortization (including amortization netted against equity earnings in affiliates and re venues) 557 582 Charges (gains) related to other operating expenses and other income 9 (73) Other non-cash and non-operating items, net (Decrease) increase in cash, excluding the effects of acquisitions and dispositions, resulting from changes in: (37) (38) Accounts receivable, current and long-term (30) 42 Other assets, current and long-term (5) 32 Accounts payable and other liabilities, current and long-term 37 (24) Income tax accounts (48) 10 Net cash provided by operating activities $ 453 $ 389 Cash flows provided by operating activities for the periods presented resulted from normal operating activities and reflect the timing of our working capital requirements. Our operating cash flow is significantly impacted by our level of debt. Approximately $746 million and $867 million in cash interest, net of swap settlements, was paid dining the six months ended June 30, 2015 and 2014, respectively. The decrease in cash interest payments from 2014 is due to extinguishing debt in the third quarter of 2014, as well as $42 million cash received from the termination of a swap agreement during the second quarter of 2015 which is netted against cash interest payments disclosed above. Cash flows from operating activities increased for the six months ended June 30, 2015 compared to the same period in 2014 due to a $112 million improvement in our net loss and a decrease in gains related to other income, relating to the disposition of a noncom transportation payments joint venture in the second quarter of 2014. partially offset by fluctuations in working capital. We ant