AUDUSD stays above the upward trend line on 4-hour chart, and remains in uptrend from 0.8540, and the rise extended to as high as 0.8744. As long as the trend line support holds, the uptrend could be expected to continue, and next target would be at 0.8800 area. On the downside, a clear break below the trend line support will signal completion of the uptrend, then the following downward movement could bring price to 0.8400 zone.