Nike Slumps After Downgrade. Why the Stock Is in Trouble. — Barrons.com

By Mariapaula GonzalezNike's turnaround strategy is taking way longer than expected, and a Wall Street firm is losing hope.Shares of Nike fell 1% to $35.62 Friday after Bank of America downgraded the stock to Underperform from Neutral and slashed its price target to $30 from $47. The bank's analyst…