U.S. Stocks Move Sharply Lower Amid Renewed Tech Weakness

After ending yesterday's choppy session narrowly mixed, stocks moved to the upside in early trading on Wednesday but quickly came under pressure. The major averages pulled back well off their highs of the session and firmly into negative territory.The major averages saw further downside going into the end of the day, closing just off their lows of the session.The tech-heavy Nasdaq tumbled 418.14 points or 1.8 percent to 22,693.32, the S&P 500 slumped 78.83 points or 1.2 percent to 6,721.43 and the Dow slid ...