Wall Street equity futures rose on Wednesday, indicating the market may snap its longest losing streak since October 2008, as investors awaited data on the labor market.

* The S&P 500 turned negative for the year and fell through its key 200-day moving average Tuesday as the wrangling over the U.S. debt ceiling faded and investors turned their attention to the stalling economy.

* Two key rating agencies confirmed the United States' triple-A rating on Tuesday after Washington struck a last-minute deal to avoid a debt default, but threats of future downgrades remained.

* Moody's Investors Service and Fitch Ratings maintained the coveted U.S. rating for now, but said more deficit-reduction measures were needed to put the nation's finances in order and retain the rating.

* Underscoring that threat, Moody's assigned a negative outlook to its Aaa rating, which means a downgrade is possible in the next 12 months to 18 months. For details, see

* Investors will look for the monthly ADP jobs figures, due at 8:15 a.m. EDT for clues on the labor market ahead of Friday's non-farm payrolls report.

* S&P 500 futures rose 6 points and were above fair value, a formula that evaluates pricing by taking into account interest rates, dividends and time to expiration on the contract. Dow Jones industrial average futures gained 54 points, and Nasdaq 100 futures advanced 10.75 points.

* The benchmark S&P 500 has fallen for seven straight days as investors grappled with the threat of a U.S. debt default and a string of soft economic data. The benchmark fell for eight straight days in October 2008 during the financial crisis.

* China's central bank governor urged Washington to act responsibly in dealing with its debt problems, saying uncertainty in the U.S. Treasuries market would undermine the international monetary system and hamper global growth.

* Other U.S. data expected later Wednesday includes factory orders for June and the ISM services index for July, both at 10 a.m. EDT.

* Time Warner Inc and Comcast Corp reported quarterly results early Wednesday.

* Also due are Constellation Energy Group Inc , Clorox Co , Devon Energy Corp and MasterCard Inc .

* Bank of America Corp told state and federal officials it wants protection against future litigation related to mortgage servicing. In exchange, it is willing to reduce the amounts owed by troubled borrowers, the Wall Street Journal reported, citing sources.

* European shares fell sharply on Wednesday, tracking steep declines on Wall Street and Asia on worries about the global economy and fears of the euro zone debt crisis spreading to Italy. <.EU>

* Asian stocks fell more than 2 percent and gold sat near a record above $1,660 an ounce over slowing U.S. growth as global factory output stagnates.

(Reporting by Chuck Mikolajczak; editing by Jeffrey Benkoe)