US stocks plunged Thursday on worries of higher oil prices and an economic slowdown, with the Dow, Nasdaq and S&P 500 indexes all losing more than 1.8 per cent in the day.

US stocks plunged Thursday on worries of higher oil prices and an economic slowdown, with the Dow, Nasdaq and S&P 500 indexes all losing more than 1.8 per cent in the day.