• AUD/USD rallied to 0.7223 overnight, sellers emerged and the pair turned lower

• US yields extended gains which helped underpin USD buying

• Drops in gold, silver and copper reinforce the USD buying theme

• AUD/USD hit 0.7200 just ahead of NY's open, it was down -0.24% early NY

• Falling daily RSI, today's drop following Wednesday's doji are concerns for bulls

• Rising monthly RSI, pair's hold above the 10- & 21-DMAs gives bulls some comfort

• US August PPI & weekly jobless claims are data risks in NY's morning
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(Christopher Romano is a Reuters market analyst. The views expressed are his own)