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Markets ended flat amid a volatile trading session after elections for the 16th Lok Sabha kicked off today. Meanwhile, Sun Pharma and Ranbaxy Labs hogged the limelight after Sun Pharma announced acquisition of Ranbaxy Labs.
The 30-share Sensex ended down 16 points at 22,343 and the 50-share Nifty ended down 2 points at 6,693.
