The Sensex at the Bombay Stock Exchange fell for the second consecutive day and slipped 111 points to 21,145 in late morning deals today. The fall attributed to persistent selling pressure in auto, capital goods, banking, refinery and banking sectors on the back of lower global cues. Earlier, the BSE-30 share index, declined by 90 points in morning trade.The National Stock Exchange index Nifty fell by 34 points to 6,299.