Pepsi Reintroduces Aspartame To Some BeveragesPepsi Reintroduces Aspartame To Some BeveragesNEW YORK (AP) — PepsiCo is putting aspartame back in some of its diet beverages less than a year after pulling the artificial sweetener as part of a marketing move over safety concerns.Associated Press-BismarckAssociated Press-Bismarck