Every week in New Zealand, two people will be diagnosed with motor neurone disease and two people die from it. As of yet, there's no known cure.  But a treatment - dubbed a game-changer - will soon be available for those with the rare genetic mutation. Only one patient here currently has access to it. National Correspondent Amanda Gillies has this exclusive story. ➡️ SUBSCRIBE: https://bit.ly/NewshubYouTube You're joining us on the official YouTube channel for Warner Bros. Discovery's Newshub. Here you will find livestreams and news videos from our award-winning team of journalists working across our bulletins and shows - AM, Paddy Gower Has Issues, Newshub Nation, and The Hui. * Follow Newshub on Facebook: http://bit.ly/NewshubFacebook * Follow Newshub on Twitter: http://bit.ly/NewshubTwitter * Follow Newshub on Instagram: http://bit.ly/NewshubInstagram * Follow Newshub on TikTok: http://bit.ly/NewshubTikTok