AUD/USD unchanged, recovers after testing support at 0.6642-47; low 0.6645

Supported by broadly weaker USD as traders react to U.S. presidential debate

Harris, Trump go on the attack in the first debate's opening moments

Lack of debate on substantive and major policy issues disappoints traders

Wall Street futures and most Asian stock markets ease on risk aversion

AUD recovery muted though as AUD/JPY sales weigh on hawkish BOJ

U.S. CPI data Wed key, likely to determine size of Sept Fed rate cut

Resistance 0.6680-85, 0.6700-05' below 0.6640 opens 0.6620

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