Renault ends Ghosn era with Nissan-induced profits plunge

French automaker Renault unveiled Thursday a sharp drop in earnings as profit plunged at its Japanese partner Nissan, posing a fresh challenge for their alliance after the shock arrest of former chief Carlos Ghosn last November.

Symantec downplays mysterious internal investigation

Symantec shares regained some lost ground Monday as executives downplayed a mysterious internal investigation as an accounting matter not expected to have "material adverse" effect on finances.

Toshiba says Westinghouse files for bankruptcy protection

Japan's embattled Toshiba Corp. said Wednesday that its U.S. nuclear unit Westinghouse Electric Co. has filed for bankruptcy protection, marking a key step in its struggles to stop the flow of massive red ink.

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