Reuters - Wall Street fell for a third day on Tuesday on fears Europe still has failed to tackle its debt crisis, prompting worries the market is headed to new lows for the year.

Reuters - Groupon is going to wait at least a couple of weeks before launching the final phase of its initial public offering because regulators still have questions for the daily deals website and the stock market is too volatile, a person familiar with the situation said on Tuesday.

AP - Postmaster General Patrick Donahoe warned that the Postal Service is on "the brink of default" as he battles to keep his agency solvent. Without legislation by Sept. 30, the agency "will default on a mandated $5.5 billion payment to the Treasury," Donahoe told the Senate Homeland Security and Governmental Affairs Committee on Tuesday.