Dr Chris van Tulleken, Dr Hannah Fry and Michael Mosley examine the latest research and explore some of the big questions about Covid-19 and the pandemic it has created. Michael visits the UK government's high-security laboratory Porton Down, where vaccines are being tested. He also uncovers what the experience of the 2002 SARs epidemic reveals about this one. Both were caused by coronaviruses, but certain key changes to today's virus have allowed it to infect the world, where SARs was contained.

In the 1998 NBA finals, the defending NBA champion Chicago Bulls played against Utah Jazz in a repeat of the previous year's Final. With Utah leading 86-85 and few seconds remaining of the definitive match, John Stockton passed the ball to Karl Malone but Jordan stole the ball away and dribbled down the court to hit a 20-footer to end the finals.
Battered and exhausted, the Bulls conclude their 'Last Dance' with a sixth championship. Michael, Phil Jackson and others reflect on the end of the dynasty.

Putin returns to power under a storm after a four-year absence, but his attempts to improve his popularity are hobbled by accusations of corruption. The final part of this sinister history doesn’t quite come up to date with Vladimir Putin’s recent moves to 'reset' the Russian constitution so he can rule, theoretically, until at least 2036 – longer than Stalin. But it does walk us through some of his other moves to entrench power, including vote-rigging in parliamentary elections that was so brazen, his approval ratings fell amid mass street protests. Leading the protests was opposition leader Boris Nemtsov, who was then simply gunned down on a street near the Kremlin.
These days, we are told, the world stage interests Putin more than the Russian one, and with various 'mini-Putins' installed around the world, his legacy looks safe.

Ewan and Charley swap their e-Harley Davidsons for plane first and follow it up with a journey by ship to Panama. McGregor's bike needs some repairs and will be fixed by the time they reach Costa Rica. The ship they travel in with the bikes looks like a beaten-down vessel that raises genuine concerns about making the journey in one piece. The boat crew looks sharp and proactive while trying to make the show crew's journey as comfortable and safe as possible. The episode also introduces Nuqui, one of the wettest regions in the world where the ship quickly makes a pitstop to fuel up on essential supplies.

The true story of how Congressman Devin Nunes uncovered the operation to bring down the President of the United States. Following the book 'The Plot Against the President' by investigative journalist Lee Smith, this feature length documentary explores new information and additional interviews as the case unfolds. Most of the world knows about Russiagate, but most American people would not be able to explain exactly what happened, and why it was the biggest political scandal in US history. This film will be a guide, and a basis for which people will understand the events related to this case as they continue to unfold every day.

Sunset over the plains of Kenya's Maasai Mara, one of Africa's most protected wild spaces. And home to the fastest land animal on Earth, the cheetah. These agile cats have always been thought of as daylight hunters. They target prey from more than a kilometre away and chase it down at over 100 kilometres an hour. In one of these plains, two cheetah brothers attempt a high-speed night hunt with a gang of powerful hyenas on their trail.