 Shares of Walgreens are down more than 23% after the company cut its earnings outlook this morning and said it would be closing more underperforming stores. The pharmacy chain will also be making organizational changes to better align its pharmacy and health care units. Stocks are higher on Wall Street right now. The Dow is up 115 points, the Nasdaq up 53, the S&P is up 10. I'm Erica Herskowitz, Bloomberg Business on WBZ, Boston's News Radio.