S&P/TSX composite sinks, led by tech stocks, U.S. markets also tumble

Canada's main stock index finished more than 570 points lower on Thursday, weighed down by losses in technology stocks, while ...

S&P/TSX composite down more than 300 points, U.S. stock markets also tumble

TORONTO - Canada's main stock index fell more than 300 points in late-morning trading, weighed down by losses in technology, ...