Facebook's IPO one of world's largest

Facebook's IPO one of the world's largest, values company at $104 billion

Wal-Mart's 1Q profit up 10.1 percent

Wal-Mart reports strong 1Q results as it discloses bribery probe may widen

Gap 1Q profit flat but outlook bright, shares rise

Gap's 1st-qtr net income is flat, but sales rise, company raises guidance, shares climb

Stocks slump again; 10-yr yield near all-time low

Dow falls for 11th day in 12, and yield on 10-year note nears an all-time low

Fate of 'uninsurables' hinges on Supreme Court

Nearly 62,000 'uninsurable' patients could lose coverage if the health care law is overturned

Spain banking sector shaken by report of bank run

Spanish banking sector confidence slammed by report of bank run, nation pays high bond rate

Box Office Preview: Expect Avengers to win battle

Box Office Preview: Expect 'Avengers' to sink newcomers and win weekend battle for 3rd time

Stocks fall; Dow has its 11th loss in 12 days

Stocks fall as investors worry over a Greek exit from the euro, Dow extends losing streak

US unemployment aid applications stay at 370,000

Applications for US unemployment aid stay at 370,000, level consistent with steady job growth

Buffett's Berkshire to buy Media General papers

Warren Buffett's Berkshire Hathaway to buy 63 newspapers from Media General for $142M