In a June 10, 2017 photo, Edwardsville Pierogi Festival Commitee member Carolyn Bren holds up one of the T-shirts for sale during the 2017 Edwardsville Pierogi Festival in Edwardsville, Pa. The Pennsylvania celebration of the popular Polish treat is embroiled in a food fight after the Whiting Pierogi Fest in Indiana threatened a trademark infringement lawsuit over the use of the name "Pierogi Festival." (Dave Scherbenco/The Times & Tribune via AP)