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Supplemental Cash Flow Information
 6 Months Ended
Jun. 30, 2017
Supplemental Cash Flow  
Supplemental Cash Flow Information

2. Supplemental Cash Flow Information

Cash payments related to interest and income taxes in addition to non-cash investing and financing activities are presented in the following table for the six months ended June 30:
($ in millions)20172016
Cash Payments:
Interest$334280
Income taxes399493
Transfers:
Portfolio loans to loans held for sale14027
Loans held for sale to portfolio loans716
Portfolio loans to OREO1917