Dow falls 167 points ahead of the first televised debate between candidates Hillary Clinton and Donald Trump.
Traders see only a 22% chance of a US Federal Reserve hike tomorrow.
The odds favour a Fed interest rate rise later in the year than next week.
Talk of interest rates rising in the US was enough to trigger Wall Street’s worst sell-off in nearly three months. With special feature audio.
The light might soon be lifting from the gloom over the Asian industrial economies.
In an odd twist, disgraced former publishing tycoon Conrad Black has backed Republican contender Donald Trump
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