Equity indices finished in red on Tuesday with the benchmark BSE sensex falling over 1,000 points, dragged by banking, auto and IT stocks amid weak global cues. The 30-share BSE index fell 1,011 points or 3.20 per cent to close at 30,637; while the broader NSE Nifty settled below the 9,000-mark. According to traders, domestic market plunged following selloff in global equities as rout in crude market hit investor sentiment world over.