New Delhi, Aug. 21 -- A bill seeking to prohibit and regulate online gaming was introduced in the Lok Sabha on Wednesday amid opposition protests over electoral roll revision in Bihar. Union minister Ashwini Vaishnaw introduced the bill as opposition members continued to raise slogans and display placards. Manish Tewari (Congress) was asked by the chair to make his remarks on opposing the bill at the introduction stage. However, he said the House should first take up a discussion on the Special Intensive Revision exercise in Bihar. N K Premchandran (RSP) also refused to speak, saying the House was not in order. Parliamentary Affairs Minister Kiren Rijiju slammed the opposition for creating disruptions. The government estimates that around 450 million people lose close to Rs.20,000 crore every year in online real money gaming, an official said on Wednesday....