The Sensex has crashed over 2% (164 points) to 7,123.HLL is down 4% (Rs 6) at Rs 157.Hindalco has dropped over 4% (Rs 56) to Rs 1,202. Infosys is down over a per cent (Rs 26) at Rs 2,321. Wipro has declined 4% (Rs 28) to Rs 707.ONGC has plummetted over 5% (Rs 50) to Rs 925. Reliance is also down over 5% (Rs 33) to Rs 612. SBI is down 2% (Rs 13) at Rs 708.