Sam Cowie, a journalist based in Brazil, joins us to examine Brazil's potentially seismic presidential election. The far-right incumbent Jair Bolsonaro is neck-and-neck with one of the country's former presidents, often referred to as simply Lula. What are their backgrounds, what issues is this election being fought on - and will Bolsonaro even accept the result?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/