San Francisco-based McKesson Corp. said the Federal...

San Francisco-based McKesson Corp. said the Federal Trade Commission will seek a court order blocking McKesson from buying Alco Health Services Corp. of Wayne, Pa., another large drug wholesaler . . . The Federal Reserve said the average yield for one-year T-bills, the most popular index for making changes in adjustable-rate home mortgages, rose to 8.18% last week after averaging 8.07% the week before.