Also

* General Motors Corp. and DaimlerChrysler urged a U.S. appeals court to maintain an order blocking California’s zero-emission vehicle rules, saying they would cost hundreds of millions of dollars.

* McKesson Corp. of San Francisco said federal prosecutors are investigating its marketing and sales practices as part of an industrywide probe. The inquiry focuses on McKesson’s sales and Medicare reimbursement for nutritional supplements tube-fed to nursing home patients.

* Intel Corp. of Santa Clara won a new trial in its bid to get $82 million in damages from Irvine-based Broadcom Corp. over two patents for computer network and video processing.

* General Dynamics Corp.’s $1.1-billion acquisition of General Motors Corp.’s defense business was approved by the Justice Department, making General Dynamics the leading U.S. supplier of armored military vehicles.

* The Customs Service refused to let 13 sea containers destined for Los Angeles and other U.S. ports be loaded onto ships at foreign ports because of insufficient details about their contents, a violation of a new federal rule.