The Sensex at the Bombay Stock Exchange today rose by 76 points in late morning trade led by stocks of oil and gas, power, capital goods and realty sectors. The 30-share index, which had gained 67 points in its opening session, rose 76 points to 20,114 when reports last came in.Similarly, the wide-based National Stock Exchange index Nifty moved up by 15 points to 6,079 a short while ago.