As department stores lose their grip on the middle class, Macy’s is betting on becoming the “center” again, with CEO Tony Spring reshaping the iconic brand. Retail historian Michael Lisicky and former Sears executive Mark Cohen explain what it takes to matter to shoppers now. -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.