Also. . .

Chicago-based Commonwealth Edison Co., widely criticized for poor management of nuclear power plants, said it will close its Zion Nuclear plant after nearly 25 years of operation and take a charge of $515 million . . . Home Depot Inc. won federal court approval for a settlement of a sex-discrimination class-action suit calling for payments of $65 million to about 6,000 female employees and former employees . . . Suiza Foods Corp., one of the largest dairy companies in the U.S., said it agreed to buy Continental Can Co. in a $345-million move aimed at expanding its position in the food-packaging industry . . . Frontier Corp. said it will buy Internet service provider GlobalCenter Inc. for $201.8 million in stock and assumed debt, as the telephone company accelerates its push into commercial Internet services.