The fight to contain coronavirus. Have critical mistakes left Australia and our frontline medical workers dangerously exposed? Doctors, patients and health practitioners talk about confronting the virus for the first time.

The cost of living with Coles and Woolworths. We uncover the tactics used by supermarkets to keep prices high - and competition out. Both deny price gouging but there are now six inquiries and reviews targeting the duopoly.

There has never been a US president like Donald Trump - and now he's back, this time with a detailed plan for his second coming. Mark Willacy sits down with White House insiders who witnessed the chaos of Trump's first term.

Growing up without a gender. Young Australians who do not identify as male or female explain how they negotiate the world and the judgement of others. Their parents talk about what it's like to raise a gender neutral child.

How the Ruby Princess became an incubator for infection, leaving passengers and staff dangerously exposed. An alarming picture emerges of crucial decisions by the cruise operator and the actions of Australian authorities.

Two years since Ukraine was invaded by Russia, Four Corners brings you a rare insight from the other side. Filmmaker Sean Langan's groundbreaking documentary offers a human perspective on life on the Russian frontline.

Former members of the Church give a chilling portrait of life inside the organisation.

As China transforms into an economic powerhouse, billions of dollars have been illegally spirited out of the country. Mark Willacy reports on the bounty hunters chasing China's missing millions in Australia.

On the frontline to preserve the world's largest tropical rainforest. Brazil is allowing the Amazon to be felled at an alarming rate, but Indigenous tribes, scientists and activists are fighting back. Sophie McNeill reports.

In the final part of our special report, Sarah Ferguson investigates central allegations that members of the Trump team, including possibly the President himself, actively colluded with Russia to subvert American democracy.

Their voices are persuasive, their emails insistent and they have proven to be remarkably successful at conning countless people into handing over their money. Internet scamming began in the early days of email with appeals from Nigerian 'princes' asking for help to regain their missing money. From those amateurish beginnings, the scammers watched, learned and refined their techniques. What started out as a simple scam from West Africa has now morphed into a global enterprise, conning people on an industrial scale.

Four Corners explores the controversial police technique putting innocent people behind bars, with a series of high-profile cases across America revealing a slew of wrongful convictions based on false confessions.

Four Corners follows the money trail from New York to Moscow, tracking the ties between Trump, his business empire and Russia.

Four Corners investigates the claims of a worldwide protest movement against wireless 5G technology, exploring how it works and the scientific studies undertaken into whether the technology is actually a threat to our health.

How digital dating became a predators' playground. In a joint investigation for Four Corners and triple j Hack, Avani Dias uncovers a deeply troubling pattern of sexual assault and rape facilitated by the use of Tinder.

The Christchurch terror attack brought to light the violent, disturbing right-wing extremist movement flourishing on the internet. Were authorities so focused on Islamic extremism that they failed to grasp this deadly threat?

He is a self-styled evangelist who told his followers he was The Anointed One, chosen by God to convert the world to his beliefs. In reality, Scott Williams was a cult leader who used his own brand of religion to warp biblical scripture in the pursuit of sex, money and power. Reporter Caro Meldrum-Hanna investigates the rise of Scott Williams and his incredible path around the world and back to Australia, exposing how he created a hell on earth for many followers.(Australia, English)

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Allegations have swirled around Willie Brigitte ever since his discreet deportation from Australia and his much-publicised arrest in France in October 2003.

Ticky Fullerton looks at the management of Tasmania's forests and how one timber company enjoys extraordinary political support for its operations.

Fuelled by a cocktail of drugs, armed robberies are growing more violent and unpredictable.

Why has Palestinian leader Yasser Arafat - once feted at the White House but now holed up in his West Bank headquarters - become such an outcast?

How police laid a trap to catch drug dealers but instead found themselves entangled in a web of corruption allegations.

Michael Buerk returns to Ethiopia 20 years after first alerting the world to the Ethiopian famine.

Are Australia's sports bosses surrendering to the drug cheats?