US STOCKS-Earnings, healthcare help lift Wall Street By: Reuters: Company News April 22, 2014 at 14:03 PM EDT * Indexes up: Dow 0.68 pct, S&P 0.67 pct, Nasdaq 1.13 pct (Updates to mid-afternoon, changes byline) Read More >> Related Stocks: Eli Lilly Facebook General Motors Gsk Plc ADR McDonald's Corp Netflix TravelersCompanies United Technologies Valeant Pharmaceuticals International, Inc.