US STOCKS-Wall St ends flat on mixed earnings; S&P 500 at record By: Reuters: Company News July 24, 2014 at 17:56 PM EDT * Caterpillar drags on Dow; Facebook at record on results Read More >> Related Stocks: Amazon.com Baidu.com SP ADR Caterpillar D.R.Horton Facebook Ford Motor General Motors Starbucks Corp Under Armour Visa