 Here's the Wall Street Business Report. Stocks drifted lower, erasing the S&P 500's gains for the week. The S&P 500 slipping 0.4%, but remains close to the record high it set last week. The Nasdaq Composite fell 0.7%, and the Dow slipped 0.1%. Nike dropped 20% after the shoe and athletic wear company missed Wall Street's revenue targets and cut its full-year sales guidance.