In a 7NEWS Spotlight exclusive this Sunday at 8.50pm on Channel 7 and 7plus, the father-of-three opens up to 7NEWS Political Editor Mark Riley in a very candid interview. The Treasurer reveals his personal struggles, admitting to a past of excessive drinking and sharing a major health battle that changed his life forever. "I remembered Laura saying to me, you look really unwell. My face was kind of white... I was really unwell." Mr Chalmers also offers some much-needed good news about cost-of-living crisis, saying the worst days are behind us. "We are confident that having been through a very difficult time together, better days are ahead." Also, this week on 7NEWS Spotlight, Michael Usher explores the investigation into the disappearance of William Tyrrell. Ten years since the three-year-old went missing and we are still no closer to knowing what happened to the little boy. Ahead of the long-stalled coronial inquest reopening, Usher speaks with former NSW Police Assistant Commis