Investors brace for market swings as Trump slips in election polls

The US presidential election is re-emerging as a potential risk to markets after a shift in polls that has seen President Donald Trump lose ground to Democrat Joe Biden.

Concerns over election-fuelled volatility have regained prominence in recent weeks, even as broader market swings have subsided and stocks have surged. Futures on the Cboe Volatility Index, known as Wall Street’s “fear gauge”, show a visible bump in volatility expectations near the election...