Also

* Moody’s Investors Service downgraded Dynegy Inc. to “junk” status, noting concern about the company’s ability to shore up its finances with more than $8 billion in debt looming.

* Computer Sciences Corp. of El Segundo won a 10-year, $560-million information technology contract from D&B; Corp., a provider of business information formerly called Dun & Bradstreet. The computer services provider said it would acquire D&B;’s data center and print facility in Berkeley Heights, N.J., as part of the agreement. CSC rose $2 to $47.80, and D&B; shares rose $1.08 to $33.05, both on the NYSE.