The Sensex is now down 185 points at 19,105.Bharti Airtel has plunged 4.7% to Rs 858. HDFC Bank has tumbled 3.7% to Rs 1,558.Wipro and ICICI Bank have dropped over 3% each to Rs 462 and Rs 1,165, respectively.ONGC has shed 2.4% at Rs 1,258. SBI, Infosys and Reliance Communications have slipped 2% each to Rs 2,220, Rs 1,708 and Rs 712, respectively.BHEL has declined 1.7% to Rs 2,774. Satyam and Tata Steel are down 1.3% each at Rs 429 and Rs 848, respectively.ACC has soared 3.5% to Rs 1,064. Hindalco has gained 1.5% at Rs 192, and Hindustan Unilever is up 1% at Rs 194.Out of 2,614 stocks traded so far, 1,466 have declined, 1,067 have advanced and 81 are unchanged.