The BSE benchmark Sensex fell by 103points in early trade today on continued selling by foreign funds and retail investors in the absence of any positive trigger.The 30-share barometer, which had lost 16.90 points in yesterday's trade, fell further by 103 points or 0.60 per cent, to 17,199 in early trade today.Similarly, the wide-based National Stock Exchange Nifty index declined by nearly 35 points, or 0.67 per cent, to 5,204.20.