The Intelligence Bureau (IB) has alerted Bihar government and the Special Protection Group officials camping in the state to be on high alert for a possible human bomb attack against PM Narendra Modi during his visit to Patna and Muzaffarpur on Saturday. Check out our website: http://www.zeenews.com Facebook: https://www.facebook.com/ZeeNews Twitter: https://twitter.com/ZeeNews Google Plus: https://plus.google.com/+Zeenews