ASX 200 LIVE: ASX to edge up, RBA speech, US August CPI awaited  The Australian Financial ReviewLive: Australian shares trading slightly lower, Wall Street mixed as economy takes centre stage at the US Presidential debate  ABC NewsASX slips as weaker banks foil buoyant lithium miners  Sydney Morning HeraldASX 200 energy stocks pressured as the oil price takes another tumble. Now what?  The Motley Fool Australia