The key points from the document are:
1. Indian stock indices Sensex and Nifty closed down over 1.4% as metals and banking sectors lost the most ground.
2. Top gainers were HCL Technologies up 2.47% and top losers were Tata Steel down 5.63%.
3. The author expects further downside in the coming session with indices likely to test support levels but a small bounce is also possible.