NBCUniversal Inc. July 17, 2019 12:30 pm 7 Hot Dogs to Try on National Hot Dog Day Celebrate National Hot Dog Day by trying these seven unique hot dogs from across the country. US & World Videos 21:28 New York Mets provide young fan who battled pediatric cancer with an unforgettable experience 3:55 Making Father's Day Cocktails With the Cocktail Guru 1:33 McFlurry, Hashbrown Sandwich a Viral Hit 21:34 Breathtaking Kitchen Renovation for Miracle Marine Veteran 0:55 Barbie Introduces First Doll with Down syndrome