WSJ: Wal-Mart Administrative Chief Tom Mars Steps Down by Lance Turner Posted 2/28/2013 10:22 am Updated 3 years ago Wal-Mart Stores Inc.'s chief administrative officer, Tom Mars, is stepping down, according to the Wall Street Journal. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.