Shoppers at a Walmart in the U.S. were left gobsmacked ... can be seen nonchalantly strolling through the dairy and poultry aisle, tossing items to the ground. Throughout the entire 2-minute ...

So why does paying at checkout still cause such heartburn? What gives? NPR’s list includes 96 items from virtually every Walmart aisle: chips and veggies, shampoo and T-shirts, dog food and paper ...