Bhopal, April 8 -- Rajya Sabha Member and erstwhile Madhya Pradesh chief minister Digvijaya Singh - who is trying his fortune as Congress candidate from Bhopal parliamentary constituency - alleged on Monday that institutions such as the Enforcement Directorate and the Income Tax Department are being misused and opposition parties' dispensations defamed as part of a conspiracy. "Actions are based solely on the sentiments of political animosity and malevolence; even rights granted to states under the federal structure are encroached upon. Nelson's eye is being turned to crores of rupees found in the vehicle of a Bharatiya Janata Party leader. On the other hand, raids are conducted to sully opposition parties' image. Local law enforcement offi...