Sadhvi Pragya Singh Thakur will contest against senior Congress leader Digvijaya Singh from Bhopal in Lok Sabha elections as the BJP on Wednesday released a list of four candidates for Madhya Pradesh. Besides Thakur, the Bharatiya Janata Party also fielded KP Yadav from Guna, Raj Bahadur Singh from Sagar and Ramakant Bhargav from Vidisha. Thakur joined the BJP in Bhopal on Wednesday.