Today's Markets - Yahoo! Finance - The basics of investing.11:30 am : The major indices remain under heavy selling pressure. Within the S&P 500, 95% of stocks are posting a loss. Energy stocks (-5.8%) are posting the sharpest decline as crude oil futures fall 6.1%. The financial sector is down 4.8% and the tech sector is down 4.7%. The defensive oriented healthcare (-1.5%) and consumer staples (-1.5%) sectors are outperforming on a relative basis. Invest
