FRAMINGHAM, Mass. and BOCA RATON, Fla., 2015-12-9 — /EPR Retail News/ — Staples, Inc. (Nasdaq: SPLS) and Office Depot, Inc. (Nasdaq: ODP) have issued the following open letter to customers after the U.S. Federal Trade Commission announced earlier today their decision to challenge the merger of the two companies: To Our Valued Customers, The Federal Trade Commission recently announced…