Wal-Mart Stores announced Friday that Mike Duke will succeed Lee Scott as president and chief executive officer of the company.

Microsoft  is no longer interested in buying all of Yahoo, CEO Steve Ballmer said Wednesday, though he told shareholders that the company would still be "very open" to a collaboration on Internet search. His comments sent Yahoo shares diving by 12 percent.

Bank of America Chief Executive Kenneth Lewis said on Tuesday that the U.S. economy will get worse before it improves, and forecast record losses for the U.S. credit card industry.

As the CEOs of the big three auto makers get ready to testify before the Senate Banking Committee on Tuesday, CNBC asked CEOs in advertising, healthcare and energy for their insight.

General Electric's chief executive said on Tuesday he is confident in the U.S. conglomerate's ability to weather the current economic turmoil.

Ford CEO Alan Mulally says the bankruptcy of even one of America's auto companies could bring down the entire industry.

Jerry Yang, the chief executive of Yahoo , will step down from his role as soon as the board finds a replacement, the Internet company said on Monday and its shares rose 4%.

Citirgoup announces it will significantly cut down its workforce, while pirates who hijacked a crude oil tanker off the coast of Kenya approach a Somali port. Following are today's top videos:

Mark Cuban, the billionaire entrepreneur and owner of the Dallas Mavericks basketball franchise, on Monday disputed an accusation from the Securities and Exchange Commission that he profited from insider stock trading.

Citigroup CEO Vikram Pandit met with employees Monday to discuss major cut backs in the struggling firm's workforce aimed at calming market fears that the troubled financial services giant isn't taking the steps necessary to address its many ills, which include a bloated cost structured that has sent shares of its stock reeling.

Goldman Sachs Group CEO Lloyd Blankfein and six other top executives at the bank will not be receiving cash or stock bonuses for 2008, a spokesman said Sunday.

Citigroup's Chief Executive Vikram Pandit will tell employees Monday just how many job cuts to expect, but he's also speaking to Wall Street—analysts, investors and some disgruntled board members—who aren't happy with his leadership so far.

Citigroup plans to shed about 10 percent of its global workforce, a person familiar with the matter said Friday, as it tries to restore profit and quiet mounting criticism of Chief Executive Vikram Pandit.

News Corp President Peter Chernin is considering leaving Rupert Murdoch's international media conglomerate, the Los Angeles Times reported on Friday, citing sources familiar with the matter. His contract ends at the end of News Corp's 2009 fiscal year, a company spokeswoman said, but declined to comment on whether he will renew, sign a new contract or leave.