Key TakeawaysWalgreens shares jumped Friday morning after the retailer recorded better sales and adjusted profits than analysts had expected.Revenue rose from last year, while the company recorded a larger net loss than expected as it starts a turnaround plan that includes closing 1,200 stores over the next three years.The pharmacy retailer's stock was the worst-performing stock in the S&P 500 last year, losing over 60% of its value. Shares of Walgreens Boots Alliance (WBA) rose Friday morning after the pha ...