Login to unlock this video.
If you don't already have an account, sign up to enjoy more TVNZ content anytime, anywhere.
G Tonight on Seven Sharp; The family of Alex Renton, 19, believe cannabis oil could save their son but they need a law change.
Join Hilary Barry, Jeremy Wells and the team for a fresh perspective on today's stories.
Titles, characters and all other elements are the trade marks and copyright of TVNZ or its licensors. All rights reserved. Further details available here.
Show info