The Sensex is now down 115 points to 13,557.ACC has tumbled over 3% to Rs 790. Bajaj Auto, Satyam and HDFC have slipped over 2% each to Rs 2,438, Rs 451 and Rs 1,561, respectively.Infosys and BHEL have shed 1.8% each to Rs 2,040 and Rs 2,509, respectively. Tata Steel has dropped 1.6% to Rs 503.HLL, NTPC, Larsen & Toubro, ONGC, Wipro, Reliance Communications and Reliance Energy are the other major losers.ITC has moved up 1.6% to Rs 160, and SBI has added 1.3% to Rs 1,049.Out of 2,511 stocks traded so far, 1,411 have declined, 1,022 have advanced and 78 are unchanged.