The National Investigation Agency on Saturday arrested M H Tuffail, the prime accused in the murder of Bharatiya Janata Party Yuva Morcha leader Praveen Nettaru, from his hideout at Dasaralli under Amruthalli police station limits in Bengaluru, on Sunday. When it was difficult to get clues of the accused, the NIA announced a reward of ₹5 lakh for the informers …