BATON ROUGE mdash; The U.S. Food and Drug Administration warned consumers not to purchase a children's snack due to a potential choking hazard.nbsp;The FDA warned consumers not to purchase or serve Once Upon a Farm Tractor Wheels Organic Toddler Soft Baked Bars after receiving several reports that toddlers were suffering complete airway obstruction with the inability to breathe after consuming the product.nbsp;The choking hazard is due to the product reportedly forming a dry, sticky mass when chewed that standard choking interventions such as the Heimlich maneuver may fail to dislodge, with some reported choking incidents requiring emergency response intervention and hospitalization.nbsp;The product is sold nationwide online and in stores including Costco, Target and Walmart. The recall includes all flavors, quantities, and varieties, including all lot codes and expiration dates.nbsp;Permalink| Comments ...read more read less