Memorial Day is almost here, and NBC’s Senior Business Correspondent Christine Romans shares a few holiday weekend sales that you won’t want to miss. Also, an inside look at a district in Ohio that’s banned cell phones in school and the positive impact the move is having on test scores, behavior, and more. Plus, TODAY Lifestyle and Commerce Contributor Jill Martin-Brooks provides a few Father’s Day gift ideas at a discount. And, gastroenterologist Dr. Roshini Raj talks gut health and her new book “The Full Body Fat Fix.”