Nifty is now approaching towards its crucial support zone of 11,590-11,605, which is an important level as the upper band of the gap area, i.e. 11,592-11,426. On the higher side, the level of 11,730, followed by 11,800, is likely to act as a resistance zone. Stocks in news: Essel Propack, Apollo Hospital, Newgen Software Technologies, IndusInd Bank, HDFC, Adani Green Energy, PNB, TCS.