And so, when you go to a bar’s vending machine seeking a late-night snack, you’re likely to find packets of Advil, emergency-phone chargers, tampons and playing cards among the candy bars and ...

Minneapolis — Karla Rendon stood in front of the vending machine at Maplewood Mall in St. Paul, Minn., staring at an assortment of items — diapers, baby wipes, sippy cups, bottles, grape juice ...