Empresas y finanzas
Financial funding optimism lifts Wall Street
* Energy shares helped lift the Dow and S&P 500 as oil prices rose. Chevron gained 2.2 percent to $72.37 and Exxon Mobil added 2 percent to $78.08. The S&P Energy index climbed 2.1 percent.
* Bargain-hunting was also a factor as the Dow comes off four consecutive sessions of declines.
* The Dow Jones industrial average was up 12.98 points, or 0.15 percent, at 8,486.95. The Standard & Poor's 500 Index was up 2.56 points, or 0.29 percent, at 872.82. The Nasdaq Composite Index was up 14.88 points, or 0.97 percent, at 1,553.67.
(Editing by James Dalgleish)