New Delhi, March 11 -- US stocks extended losses on Tuesday after President Donald Trump announcedmore tariffs on Canada.

Trump said he would raise tariffs to 50%on steel and aluminum coming from Canada.

"This will go into effect TOMORROW MORNING, March 12th," Trump said in a social media post.

As of 11 AM Eastern time, the S&P 500 was down 0.9%, the Dow Jones Industrial Average was down 1.3%, and the Nasdaq Composite was 0.5% lower.

In the bond market, the yield on the 10-year Treasury slipped to 4.21% from 4.22% late on Monday.

Amid stock market turmoil, Trump will meet the CEOs of America's biggest companies later on Tuesday, as recession and inflation fears soured consumer and investor sentiment.

The president is expected to spe...