Sagar (24), son of businessman Balasaheb Ladkat, was allegedly kidnapped on May 22 in 1998 and was reportedly murdered following a scuffle. Police had till now arrested eight persons out of 14 accused. Interrogation of those arrested revealed Srivastava, then lodged in jail, was operating the gang that hatched the conspiracy, police inspector Sunil Patil, of the crime branch, said.