U.S. stock indexes slipped early Wednesday as benchmark bonds in Italy and Spain rose, prompting fresh worried over the eurozone\'s debt issues. In Washington, the U.S. Commerce Department said sales of new single-family houses dropped 0.3 percent from July to August. In midmorning trading, the Dow Jones industrial average lost 34.52 points, or 0.26 percent, to 13,423.03. The tech-dominated Nasdaq Composite index dropped 31.45 points, or 1.01 percent, to 3,086.28. The S&P 500 lost 8.44 points, 0.59 percent, to 1,433.15. The benchmark 10-year treasury rose 12/32 to yield 1.631 percent. The euro fell to $1.2847 from Tuesday\'s $1.29. The U.S. dollar fell to 77.76 yen from Tuesday\'s 78.80 yen. In Tokyo, the Nikkei 225 index gave up 184.84 points, 2.03 percent, to 8,906.70.