Futures linked to the tech-heavy Nasdaq tumbled on Monday as the overwhelming popularity of an inexpensive Chinese artificial ...

By Samuel Indyk and Kevin Buckland LONDON (Reuters) -European and Asian shares slumped on Monday as investors weighed the ...

Gold retreated and the dollar gained following U.S. President Donald Trump's brief imposition of tariffs on Colombia. Oil traded lower as Trump reiterated calls for OPEC to cut prices.