Opening bell: Sensex opens in red at 67,120, Nifty at 19,965kv1nsbvizagSeptember 13, 2023Business Opening bell: Sensex opens in red at 67,120, Nifty at 19,965. People look at a screen displaying the Sensex results on the facade of the Bombay Stock Exchange (BSE) building in Mumbai.(REUTERS) (Story will be updated. Please check back for updates)