Chennai: In a significant operation against drug syndicates, Coimbatore City Police have arrested seven individuals, including the son of a Sub-Inspector, and confiscated a substantial amount of synthetic drugs. The crackdown, which commenced on Friday, continued into Saturday afternoon. The arrested individuals include K. Manikandan (39), S. Vinayagam (34), V. Krishnakanth (34), M. Mahavishnu (28),.