Wall St. opens higher ahead of euro summit
The Dow Jones industrial average gained 140.40 points, or 1.22 percent, to 11,682.18. The Standard & Poor's 500 Index rose 12.58 points, or 1.04 percent, to 1,227.97. The Nasdaq Composite Index climbed 30.95 points, or 1.19 percent, to 2,629.57.
(Reporting by Chuck Mikolajczak; Editing by Padraic Cassidy)