Los Angeles Times | Stocks fall as tech shares slide; oil rises Los Angeles Times Energy stocks rose as oil prices headed higher. KEEPING SCORE: The Standard & Poor's 500 index fell 20 points, or 0.8%, to 2,420 as of 12:44 p.m. EDT. The Dow Jones industrial average slid 158 points, or 0.7%, to 21,296. The Nasdaq composite sank 97 ... US Stock Indexes Slide in Midday Trading; Oil Rises Mid-Day Market Update: Crude Oil Up 1%; Acuity Brands Shares Surge On Earnings Beat |