After a flat start on Tuesday, Sensex fell over 100 points while Nifty breached 10,900 mark. Banks share too continued to nosedive, however, Yes Bank shares up ahead of board meet. At 9:59 AM, Sensex was down by 29.04 or 0.080 per cent to trade at 36,290.70 mark. Nifty50 was at 10,960.80 mark. In global markets, Asian stocks struggled as a fresh round of US-China tariffs and a surge in oil prices to near four-year highs added to worries about risks to global growth.