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SUPPLEMENTAL CASH FLOW DISCLOSURES
12 Months Ended
Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract]  
SUPPLEMENTAL CASH FLOW DISCLOSURES SUPPLEMENTAL CASH FLOW DISCLOSURES
Supplemental cash flow disclosures for 2021, 2020 and 2019 are as follows:
(in millions)202120202019
Other payments
Interest paid$1,419 $1,474 $1,537 
Income taxes paid$240 $162 $172