Wall Street closes down, pressured by tech losses and worries about rates ReutersStock market today: Nasdaq, S&P 500 sink as tech leads losses ahead of Tesla earnings Yahoo FinanceS&P 500 futures are little changed after index posts three straight losing days: Live updates CNBCMixed Earnings Extend Stocks’ Pullback From Highs The Wall Street JournalStock Market Today: Dow Falls as Treasury Yields Rise; Tesla, AT&T, McDonald’s, Starbucks, Boeing, More Movers Barron’s