The Lotto has rolled over yet again - but is it that unexpected? Stephen McDermott, assistant news editor with The Journal, and Michael Cronin, head of statistics at UCC's School of Mathematics, join us to examine the latest controversy surrounding the Lotto jackpot, the regulations underpinning it, as well as just how likely it is that the big prize would go unclaimed for this long. We also discuss whether the hype around it could pose problems to those with addiction issues.If you need help with gambling addiction, contact Problem Gambling Ireland on 089 241 5401.The Explainer is brought to you by The Journal. Providing open access to valuable journalism in Ireland has been the aim of The Journal for a decade. You can contribute to ensure we can keep questioning, investigating, debunking, explaining and informing at www.thejournal.ie/contribute/