US STOCKS-Apple, bond concerns lead Wall Street slide By: Reuters: Company News April 20, 2018 at 13:53 PM EDT * Indexes down: Dow 0.87 pct, S&P 0.89 pct, Nasdaq 1.27 pct (Updates to early afternoon) Read More >> Related Stocks: Alphabet-A Apple Cisco Systems Facebook General Electric Intel Corp Microsoft Schlumberger Ltd