Also

* Lockheed Martin Corp. received a $16-million contract from the Southern California Assn. of Governments to conduct an engineering study of a potential high-speed magnetic levitation, or maglev, transportation system in the United States.

* CB Richard Ellis Services Inc.’s credit rating may be cut by Standard & Poor’s Corp., which said a drop in real estate sales and leasing “raises questions” about the largest commercial real estate services firm’s ability to service its debt.