Buoyed by the Supreme Court handing over the Vyapam scam probe to CBI, Congress leader Digvijay Singh today demanded that students jailed in the case should be made prosecution witnesses to expose the "nexus" between corrupt officials, police and politicians in the scandal "bigger than the 2G scam". <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/