Leading stocks got hit hard and fast Tuesday. The Nasdaq fell 1.2%, the S&P 500 0.3% and the NYSE composite 0.4%. The Dow gained 0.1%. Volume edged higher on both exchanges. Baidu (BIDU) gapped down sharply after a disappointing outlook. The Chinese search engine plunged 49.31, or 11%, to 383.66. It was able to narrow its loss and close just above its 50-day moving average. Fuqi International (FUQI) tanked 3.46 to 21.82 in double its normal trade.