We cross to Radio New Zealand's Checkpoint reporter Alex Perrottet in Poutasi for the latest on the measles outbreak in Samoa, which has now seen more than 3,000 cases reported and at least 44 deaths as a result.

A group of MPs spent five days travelling through Tonga and Fiji. Was it part of the job or tropical holiday? Daniela Maoate-Cox follows them through Fiji to find out.

A group of MPs spent five days travelling through Tonga and Fiji. Were they on a junket or was it work? Daniela Maoate-Cox follows them through Suva, Fiji to find out.

A group of MPs spent five days travelling through Tonga and Fiji. Were they soaking up some sun or was it work? Daniela Maoate-Cox follows them through Fiji on day three to find out.

A group of MPs spent five days travelling through Tonga and Fiji. Were they sunning around the Pacific or was it work? Daniela Maoate-Cox follows them to workshops, schools, and chapels to find out.

A group of MPs spent five days travelling through Tonga and Fiji. Were they sunning around the Pacific or was it work? Daniela Maoate-Cox followed them to find out.

New Zealand's Speaker Trevor Mallard says MPs have a disproportionate amount of contact with parliamentarians from Europe and need to work more with their Pacific neighbours.

How responsible is the genetic cocktail we receive from our parents for shaping our moral compass? Neurogeneticist Professor Kevin Mitchell from Trinity College Dublin joins the show to discuss.

We all know that people with good social interactions are happier with their lives, but what if you could put a monetary value on having a best friend? Well, that's exactly what research author and professor Nick Powdthavee has done.

She tops the charts in Australia, where she was recently interviewed by Alan Jones, and plays big festivals in Europe, but South Island country artist Aly Cook often struggles for recognition in her own country.