The Sensex at the Bombay Stock Exchange was down 58 points in the red in afternoon trade .The 30-share barometer, which fell by 53 points in its previous trade,was trading at 58 points to 19,706 when reports last came in.Similarly, the wide-based National Stock Exchange index Nifty, dipped below the 6,000-mark by losing 22 points to 5,988 a short while ago.