* The Seminole Tribe of Florida completed its $965-million purchase of the Hard Rock cafes, hotels, casinos and music memorabilia from Rank Group through a combination of a bond offering and an equity contribution from the tribe.

* Former WorldCom Inc. Chief Executive Bernard J. Ebbers lost a U.S. Supreme Court bid to overturn his conviction for leading an $11-billion fraud, the largest in the nation’s history.

* McAfee Inc. named former EMC Corp. customer operations head David DeWalt as chief executive after a probe into its stock option practices.