Amazon be warned, the online 'war' is on with Wal-Mart, analyst says By: CNBC.com News August 17, 2017 at 11:09 AM EDT Faced with the threat of Amazon, Wal-Mart has been rolling out initiatives like "easy reorder" and free two-day shipping. Read More >> Related Stocks: Amazon.com Target Corp Wal-Mart Stores, Inc. Whole Foods Market eBay