Walmart is converting empty stores into delivery hubs, further shortening the last mile between the retailer and the consumer. A report from the Financial Times highlighted that the retail giant has already opened three Walmart “Depots” in Dallas, New Jersey and Arkansas, while bringing attention to other local reports that the company filed applications with multiple other municipalities nationwide. Tests at the Dallas location were previously reported last summer. According to various reports, potential future locations include former Rite Aid pharmacies in New York and California and a facility previously occupied by a Goodwill secondhand store in Virginia. Walmart has not released any information publicly about these facilities, or how many locations the company plans on opening. In a document submitted to town officials for a proposed depot in Poughkeepsie, N.Y., Walmart said the locations are not open to the public.…