Walmart to curtail ammunition sales after store shootings

Walmart Inc. will stop selling some types of ammunition and ask customers to not openly carry firearms in its aisles in the wake of two deadly shootings in its stores that pressured the nation’s largest retailer to alter its gun-sales policies.The company will discontinue sales of .223 caliber ammunition and other sizes that can be used on assault-style weapons once it has sold through its current inventory commitments, it said in a statement to employees Tuesday. The retailer will also st