What to do with flies, other insects this summer

If there is one bugbear we had over the holidays.. besides the North Island weather... There's been a buzz in the air, and not of the good kind. It's the season of flies, and the wet holiday period means they're popping up by the truckload. Reporter Leonard Powell put his fly swat down and picked up the microphone to learn more about why flies have been more annoying this summer.