Also

* Intel Corp. said it has temporarily halted shipment of a new Pentium 4 processor for video editing, high-end gaming and other computing-intensive applications after detecting a problem in a small number of chips.

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* Lockheed Martin Corp. said about a quarter of the workers at a Fort Worth plant that makes sections of the F/A-22 fighter jet as well as F-16s for overseas customers walked off the job to protest proposed cuts in health care.