Mark Spitz, the mustachioed swimmer who made history in 1972 by winning seven Olympic gold metals, is suing Procter & Gamble for using his image without permission and allegedly saying he endorses Crest toothpaste. The swimmer’s suit said that his name and Olympic record are included on a history of dentistry poster supplied to dentists, as well as on Procter’s web site. The suit, filed in Los Angeles County Superior Court, claims the material falsely states that he graduated...