NEW YORK—Amazon is closing all of its brick-and-mortar bookstores, as well as its 4-star shops and pop up locations, as the online retail behemoth reworks its physical footprint. The Seattle-based company said Wednesday that the move, which affects 66 stores in the U.S. and two in the United Kingdom, will enable it to concentrate its efforts on Amazon Fresh, Whole Foods Market, its convenience concept called Amazon Go and its upcoming Amazon Style stores. Amazon Style, which will sell fashion and accessories, is set to open in a Southern California mall later this year. “We remain committed to building great, long-term physical retail experiences and technologies and we’re working closely with our affected employees to help them find new roles within Amazon,” the company said in a statement. It couldn’t be learned immediately how many Amazon workers are being affected. Amazon opened its first brick-and-mortar bookstore in 2015, two decades …