The Bombay Stock Exchange fell by another 90 points in early trade today. The 30-share index, which had lost nearly 294 points in the past three sessions, fell further by 89.68 points, or 0.50 per cent to 17,549 points with all the sectoral indices trading in the negative.The wide-based National Stock Exchange index Nifty too slid 27 points, or 0.53 per cent to 5,245.Hong Kong's Hang Seng shed 1.05 per cent and Japan's Nikkei lost 1.35 per cent in the morning trade today.