Premarket: Oil slide hits energy shares but Alcoa cheers some The Globe and Mail Oil prices slid on Tuesday to their lowest in almost six years, depressing energy shares but cheering those investors who focused on stocks seen as likely to benefit from cheaper fuel costs. The dollar hit its weakest in a month against the safe-haven yen. Asian markets hurt by continuing slide in oil, dollar on defensive Asian Shares Slip Amid Slide in Oil Prices |