BENGALURU, Dec 12 (Reuters) – Indian shares opened lower on Monday, dragged by IT stocks, while traders also braced for local retail inflation data, due later in the day. The Nifty 50 index (.NSEI) was down 0.20% at 18,459.35, as of 09:45 a.m IST, and the S&P BSE Sensex (.BSESN) […]