Senior IPS officer from Karnataka, K Madhukar Shetty passed away on Friday night at a private hospital in Hyderabad. Madhukar Shetty was admitted to the hospital over a week ago and was undergoing treatment. The 47 year old was a 1999 batch IPS officer of the Karnataka cadre. He is survived by his wife and daughter. Known as an upright officer, Madhukar Shetty was well known for his role in the investigation into the illegal iron ore and mining scam in Ballari. Shetty had also closely worked in the probe against Janardhana Reddy and his associates.