Australian dollar falls 2 percent to session low against the U.S. dollar on Tuesday on risk aversion as U.S. consumer confidence data posts much worse than expected.

The Australian dollar fell as low as US$0.8522 and last traded at US$0.8530, down 2.2 percent on the day AUD=D4 AUD=. (Reporting by Nick Olivari; Editing by Theodore d'Afflisio)

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