Mysuru: Intensifying the investigation into KSOU fake marks card scam, the CCB Police have arrested four more persons in connection with the scam.

The arrested have been identified as Harsha, son of Ramalinga, Prashanth, son of B.K. Venkatachalaiah, Chandrashekar, son of late Siddaiah and Lokesh, son of Chandregowda, all residents of Mysuru.

The four are accused of selling fake degree and PG degree marks cards of KSOU in exchange for huge money, it is learnt. With the arrest of the four, the number of arrests made by CCB in connection with the scam has risen to 15.

Jayalakshmipuram Police who are also investigation the scam, have so far arrested nine persons.