Amazon.com Inc. is challenging Saks Global Enterprises’ foray into Chapter 11, saying the luxury retailer breached a deal related to the sale of Saks products on its website and that its equity investment in the now bankrupt business is “presumptively worthless.” 

Amazon.com Inc. is challenging Saks Global Enterprises’ foray into Chapter 11, saying the luxury retailer breached a deal related to the sale of Saks products on its website and that its equity investment in the now bankrupt business is “presumptively worthless.”