We’ve heard so much about Ireland’s test and trace system over the last year, but how much do we know about how it works? Well, Colm O’Reilly works as a Contact Tracer for the HSE and joins Andrea to tell us about his work

Listen and subscribe to Lunchtime Live on Apple Podcasts, Google Podcasts and Spotify.

Download, listen and subscribe on the Newstalk App.

You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.