AUDUSD moved sideways in a trading range between 0.6585 and 0.6638. As long as the price is in the falling price channel on the 4-hour chart, the downside movement from 0.6749 could be expected to continue and next target would be at 0.6550 area. Key resistance is at 0.6638, a break of this level could bring the price back towards 0.6700.
