The Rashtriya Janata Dal (RJD) has given the cold shoulder to Hyderabad MP and AIMIM chief Asaduddin Owaisis overtures to Mahagathbandhan (Grand Alliance), expressing his party #39;s desire to be part of the opposition alliance in Bihar for the upcoming assembly elections. Owaisi had earlier written to RJD chief Lalu Prasad urging for unity among secular