Equity benchmark indices Sensex and Nifty reversed early losses to end modestly higher on Friday as investors turned to buying blue-chip stocks at beaten down prices.Illustration: Uttam GhoshThe 30-share BSE Sensex benchmark began the trade on a negative note by declining 449.35 points, or 0.53 per cent to 84,029.32.The NSE Nifty started the day off lower by 138.35 points or 0.53 per cent to 25,740.80.However, both the benchmark indices showed some recovery at the fag end before closing the session with gai ...