What went wrong in Havelock North? Part two

Massey University's ecology senior lecturer Mike Joy (Newshub.)
Massey University's ecology senior lecturer Mike Joy (Newshub.)

As Havelock North recovers from the largest outbreak of water-borne illness in New Zealand in 30 years, Lisa Owen asks how it happened, and Massey University's ecology senior lecturer Mike Joy talks about what needs to be done to stop it happening again.

Watch the video for the full interview.