US STOCKS-Wall St opens higher on M&A, Citi earnings By: Reuters: Company News July 14, 2014 at 10:25 AM EDT * Indexes up: Dow 0.75 pct, S&P 0.54 pct, Nasdaq 0.57 pct (Updates to market open, adds quote) Read More >> Related Stocks: AbbVie Abbott Laboratories Aecom Technology Corp Citigroup Rogers Corp