The Karnataka High Court on Thursday orally observed that there should be no tampering with breathalysers used by the traffic police, to check if a motorist is drunk and driving.Justice B M Shyam Prasad said thus while issuing notice to the State and Commission of Police (Traffic) on a petition filed by one Ajay Kumar Kashyap C, fined ₹10,000 on charges of drunk driving. The petitioner's...