Influencers, photographers and models circulated around elegantly hung clothes at a launch event for a pop-up store tied to New York Fashion Week.A neighbouring Chanel boutique in the city’s SoHo shopping district was selling denim jackets for $4,400. But the pop-up was offering $38 faux leather jackets and jeans for $26. The owner was not a designer label; it was Walmart.“We have been on this mission to democratise fashion,” Denise Incandela, executive vice-president for fashion at Walmart US, ...