KUALA LUMPUR, March 16 -- Police have arrested 12 individuals, including the alleged mastermind, in connection with acts of vandalism and criminal intimidation targeting activist S. Chandrasegaran, better known as "Cikgu Chandra."

Selangor police chief Comm Datuk Shazeli Kahar said preliminary investigations found that the incidents, which occurred on March 9 and 10 in Taman Kinrara, Puchong, were believed to be driven by "dissatisfaction and hurt feelings."

He said the arrests were made during a joint operation between March 12 and 15 involving teams from Bukit Aman, Selangor, and Serdang district police headquarters, The Star reported.

The raids were conducted in several locations, including Banting, Subang, and Serdang.

Of the 12 s...