U.S. stocks fell for a third consecutive session. The Dow Jones industrial average fell 54.80, or 0.2 percent, to 27.766.29. The broader Standard & Poor's 500 index fell 4.92, or 0.2 percent, to 3,103.54. The technology-heavy Nasdaq composite index fell 20.52, or 0.2 percent, to 8,506.21.