NEW DELHI: Congress on Monday stepped up its attack on Madhya Pradesh chief minister Shivraj Singh Chouhan over Vyapam scam, saying he should be sacked to allow an impartial probe and that he cannot escape responsibility for the "45 deaths" connected to it. <br /><br /><br />Connect with us on Social platform at: https://www.facebook.com/Inkhabar<br />Connect with us on Social platform at: https://twitter.com/Inkhabar<br />Subscribe to our You Tube channel: https://www.youtube.com/user/itvnewsindia<br />http://www.inkhabar.com/