Also

* AT&T; Inc.’s planned rebranding of Cingular Wireless cellphone service under the AT&T; name -- not AT&T; Wireless -- is slated to start next week with a multimedia ad campaign announcing what’s expected to be a months-long transition.

* Wal-Mart Stores Inc., responding to criticism that its benefits are inadequate, said the number of its U.S. workers who adopted its health plan grew 1 percentage point last year to 47% of its 1.3 million U.S. workers.

* Canadian insurer Sun Life Financial Inc. agreed to buy the U.S. group benefits arm of Genworth Financial Inc. for $650 million to add small business and dental insurance accounts.