This afternoon, WalMart Stores Inc. (NYSE:WMT) is trading lower by 0.49 cents to $54.46 a share. The retail giant has been under pressure since late January 2011 when the stock traded as high as $57.89 a share. Scalp traders can watch for minor intra-day support around the $54.45 area. Should WMT decline further the stock will have more intra-day support around the $54.29 area. Both spots could see minor intra-day bounces.