The Sensex is now up 45 points at 20,011.Infosys has rallied 1.8% to Rs 1,749. Bharti Airtel and Larsen & Toubro have surged 1.3% each to Rs 973 and Rs 4,317, respectively.Satyam and Hindalco are up over 1% each at Rs 449 and Rs 190, respectively.ONGC has shed 1.3% at Rs 1,175. NTPC and Tata Motors have slipped 1% each to Rs 243 and Rs 764, respectively.