U.S. stocks fell, with the Nasdaq Composite Index (CCMP) sinking the most since 2011, as technology shares resumed a selloff on concern valuations are too high. Treasury rates sank to a three-week low on speculation interest-rate increases won’t be accelerated. The Nasdaq Composite Index sank 2.9 percent at 2:58 p.m. in New York, the biggest rout since November 2011. The Standard & Poor’s 500 Index lost 1.7 percent, the most since Feb. 3. The 10-year Treasury note fell six basis points to 2.63 percent. The Bloomberg Dollar Spot Index declined to a five-month low and the yen strengthened on a surprise drop in ... (full story)