Victoria's Secret has left what was a $500 million business, and now Kendall and Kylie Jenner are trying to snatch it up

Kendall and Kylie Jenner are slowly building a retail empire.Between their clothing lines at PacSun and Topshop, Kendall's gigs for Calvin Klein and Victoria's Secret, and Kylie's ubiquitous Lip Kit, they're dominating more than just social media now. They're dominating America's wallets.And now they're launching a swimwear line for Topshop, according to recent Instagram posts from Kylie Jenner.