The Australian dollar was sold and yen bought earlier on the weekend news out of China:
AUD/JPY has since retraced nearly all of the 'gap'
AUD/USD is facing resistance around 0.73, ForexLive from Friday:
- have a look at the area around 0.73. Price appears to be on approach to a down trending line
- And chart here: https://www.forexlive.com/news/!/forexlive-asia-fx-news-21-sep-20180921
For today we may very well see a halt in proceedings, with much of Asia on holiday, Japan, China, Taiwan, Korea. Singapore and Hong Kong are in. (BHK is out Tuesday)