The Bombay Stock Exchange benchmark Sensex today fell by nearly 117 points in early trade. However later it gained some points and was down by only 26 points to quote at 17201 when reports last came in..Simialrly, Nifty index of National Stock Exchange was down by 10 points at 5137. Analysts said the fall is due to fresh selling by retail investors and foreign funds triggered by weak global cues. The Hong Kong's Hang Seng Index was down 0.70 per cent, while Japan's Nikkei fell 1.3 per cent in the morning trade. The US Dow Jones Industrial Average ended 1 per cent down in yesterday's trade.