The Sensex has rebounded sharply into the positive zone and is now up 117 points at 14,106.ITC has soared 3.7% to Rs 158. Tata Steel has surged 2.8% to Rs 561.Bharti Airtel has rallied nearly 2% to Rs 828. BHEL, Mahindra & Mahindra and Ambuja Cements have gained around 1.5% each at Rs 1,617, Rs 621 and Rs 129, respectively.ONGC and Reliance Communications are up around 1% each at Rs 799 and Rs 488, respectively.Cipla has plunged almost 6% to Rs 167. Tata Motors has slipped over 2% to Rs 621.NTPC, TCS and SBI have shed 1% each to Rs 158, Rs 1,006 and Rs 1,451, respectively.