As the latest development in the ongoing row over the tragic stampede at self-styled godman Surajpal alias Narayan Sakar Hari alias Bhole Baba's 'satsang' (religious congregation) in Uttar Pradesh's Hathras killing 123 people, police on Friday nabbed Dev 🔴Prakash Madhukar, the main accused in the case and an aide of the preacher.