New Delhi: BJP National General Secretary (in-charge Karnataka) Arun Singh on Tuesday spoke to CM B.S. Yediyurappa and asked him to conduct a detailed probe into the death of 24 patients in Chamarajnagar District Hospital. Singh asked the CM to ensure proper justice to victims and book the culprits. He said such incidents should not repeat. Singh also spoke to Health Minister Dr. K. Sudhakar and asked him to take steps to supply sufficient medical oxygen to State Hospitals.