http://www.huffingtonpost.com/2011/09/28/walmart-adds-transgender-protection_n_986159.html (http://www.huffingtonpost.com/2011/09/28/walmart-adds-transgender-protection_n_986159.html)
Original story: http://www.windycitymediagroup.com/gay/lesbian/news/ARTICLE.php?AID=33972 (http://www.windycitymediagroup.com/gay/lesbian/news/ARTICLE.php?AID=33972)
I don't know how accurate the info is. I haven't gone to the corporate site or did any kind of digging outside of the above links, and it should be noted that neither place actually linked policies or press releases by Wal-Mart.