US STOCKS-Futures weaken on Greece concerns, China data By: Reuters: Company News March 10, 2015 at 08:03 AM EDT * Futures down: Dow 156 pts, S&P 18 pts, Nasdaq 33.25 pts (Updates prices) Read More >> Related Stocks: Exxon Mobil Halliburton Co Qualcomm, Inc. Urban Outfitters