Source: Thomson Reuters
- AUD/USD sub-21 & 10-DMAs, RSIs roll over, bear pennant forming ahead of Yellen
- Short-term support seen at lows of Feb 17 & 13, if breaks stops likely run, sub-2015 low eyes ~0.7180/40
- Pair could test lower limit of pennant if Yellen leans hawkish
- Spreads likely to tighten further, adding weight to pair