Who would have thought that Macy's would be in such a slump? The department store's shares dropped over 9 percent following the market's close Wednesday after it posted disappointing holiday sales and released the locations of 68 stores it plans to close nationwide as it aims to turn its fortunes around. Macy's comparable sales tumbled over 2 percent in November and December; it expects full-year diluted earnings to be in a range of $2.95 to $3.10 -- considerably lower than the $3.15 to $3.40 it was hoping for. In an effort to cut costs and streamline operations, Macy's said it will eliminate layers of management and will work to reduce other non-payroll costs. As a result of these steps, the company expects its work force will shrink by 6,200. Plus, some 3,900 workers will be displaced by the store closures and some of these employees may be reassigned. The store closures reflect an attempt to reverse slumping sales at its established shops, with the de...