>Sargent also said Kroger would refocus its e-commerce efforts on its fleet of more than 2,700 grocery supermarkets because it believed that its stores gave it a way to “reach new customer segments and expand rapid delivery capabilities without significant capital investments.”

Someone didn't read the 26 year old Webvan case study at CEO-school.

https://www.hbs.edu/faculty/Pages/item.aspx?num=26728