Pop singer Rihanna urged her fans to stop using Snapchat after the messaging app ran an ad making light of her abuse, wiping out $1 billion in stock market value.

Walmart is expanding its home delivery service to more than 100 metro areas, stepping up the battle with its rivals like Amazon and Kroger. Fred Katayama reports.

Data-sharing business Dropbox filed for an initial public offering that values the company at $7.1 billion. Aleksandra Michalska reports.

President Trump's new steel and aluminum tariffs are aimed at protecting U.S. jobs but some workers at a Pennsylvania steel plant could be sent to the unemployment line as a result.

The three major indexes shot up more than 1 percent on the bull market's ninth birthday. As Fred Katayama reports, the February jobs report assuaged fears of inflation and aggressive rate hikes.

Lloyd Blankfein could step down as Goldman Sachs chief executive as soon as the end of the year, according to the Wall Street Journal. Aleksandra Michalska reports.