Des Moines Register: West Des Moines-based Hy-Vee is partnering with “Field of Dreams” star Dwier Brown to bring Iowans a new cereal inspired by the baseball movie classic. The actor behind the 1989 classic’s ghostly father is promoting the limited-edition cereal — Field of Dreams Corn Flakes — in celebration of the upcoming MLB game between the Chicago White Sox and New York Yankees scheduled for Aug. 12 in Dyersville.