Stocks fell Friday and ended the week with losses. Volume surged on options expirations. Also fueling trade and the Nasdaq's drop was Intel (INTC), which gave up 3% after releasing results late Thursday. Amedisys (AMED), a home-nursing services provider, fell 1.19 to 53.26. Volume was elevated. Even with Friday's fall, the stock made a 6% gain for the week to its highest weekly close since October 2008. Its Relative Strength line is at a recent