The Sensex at the Bombay Stock Exchange fell 132 points, to 17,054 in opening trade, today, on profit-booking and amid weak global markets. Remaining weak, the Sensex stood 97 points, or 0.6 percent in the red, at 17,089, a short while ago. Stock markets in Singapore, Hong Kong and Taiwan were down about 0.3 percent, each, while the bourses in Japan, China, Indonesia and South Korea were up by between 0.2 percent and 1.5 percent.