Ambac Financial (NYSE: ABK) reported a third-quarter loss that widened to $2.43 billion, or $8.45 a share. The reasons were plenty, from a widening loss on hits from credit derivatives to market losses on RMBS within the financial services investment portfolio. Shares are trading down 23% in premarket action.

MBIA (NYSE: MBI) is another bond insurer that reported a widening third-quarter loss of $806.5 million, or $3.48 a share. The reason here was said to be increases to loss reserves on its second lien residential mortgage exposures as well as other reasons. After-tax operating loss was $514.8 million, or $2.22 per share. Analysts polled by FactSet expected a loss of 81 cents a share.

Dell Inc. (NASDAQ: DELL) is planning more cost cuts including a hiring freeze, offering employees voluntary buyouts and asking workers to take one to five days off without pay. Dell isn't disclosing the savings target in the new program, according to the WSJ.

Research in Motion (NASDAQ: RIMM) -- with all the election excitement Tuesday, the BlackBerry Bold's launch may have been somewhat overlooked. Still, this isn't the possible Apple Inc. (NASDAQ: AAPL) iPhone competitor many are waiting for, the BlackBerry Storm, but a bigger, bulkier phone for business use.

Google Inc. (NASDAQ: GOOG) and Microsoft Corp. (NASDAQ: MSFT) Intel Corp. (NASDAQ: INTC), Motorola Inc. (NYSE: MOT) along with others have finally managed to convince the FCC to allow the unlicensed use of the so-called white spaces, which they argue will dramatically expand access to the Internet. On the other side were television broadcasters and telecom companies including Sprint Nextel Corp. (NYSE: S) and T-Mobile USA (NYSE: DT), that argued the unlicensed use may interfere with TV reception and wireless microphones.