Senior gardaí are coming under pressure to explain the exact scope of the investigation into the recording of fake breath tests after it emerged the Road Safety Authority (RSA) had expressed concerns that a case of one garda breathalysing himself to boost figures was not part of the probe.

Senior gardaí are coming under pressure to explain the exact scope of the investigation into the recording of fake breath tests after it emerged the Road Safety Authority (RSA) had expressed concerns that a case of one garda breathalysing himself to boost figures was not part of the probe.