"Five persons including a woman councillor Sorajamma have been arrested in the case," Bengaluru Rural Superintendent of Police Vinit Singh told PTI here.
Investigation was going on to get some leads to trace son of Sorajamma, also allegedly involved in the murder, Singh said.
"Once we get him, we will get to know who was the prime accused, who hatched and executed the murder," he said.
45-year old Prasad, also known as Kithaganahalli Vasu), was hacked to death in Anekal yesterday by unidentified assailants, sparking off protests by BJP activists who alleged it was politically-motivated.
Home Minister G Parameshwara ruled out politics being the motive. "Congress and JDS workers have also been murdered.Similarly, BJP workers also have been murdered. So, we do not look at it from a political angle.
RSS has demanded strong steps to stop politically-motivated killings.
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