PATNA, Sept. 17 -- Preparations are afoot at the sprawling 10, Circular road bungalow in Patna, allotted to former Bihar chief minister Rabri Devi, ahead of the imminent return of Rashtriya Janata Dal (RJD) chief Lalu Prasad, who has been away from the state since his conviction fodder scam cases and subsequent incarceration in December 2017, party sources said....