The Central Bureau of Investigation (CBI) has arrested its own deputy superintendent of police in a bribery case involving an Enforcement Directorate (ED) assistant director who allegedly sought illegal gratifications from educational institutions being probed in connection with Himachal Pradesh scholarship scam, officials said on Tuesday, reported the PTI.

The suspect was identified as Balbir Sharma who was posted at the Special Crime unit of the Central Bureau of Investigation (CBI) in Delhi, the officials said.