I've heard Walmart managers get to determine if their stores carry firearms/ammo or not. Also, they stopped carrying "assault rifles" last year; but they said that was a business decision and not a political one. Given that they still carry hunting rifles and shotguns, as well as ammo, I tend to agree.
Otherwise, I have never seen any rhetoric from that company that would leave me to believe they are anti-gun...
Otherwise, I have never seen any rhetoric from that company that would leave me to believe they are anti-gun...