Jon Snow , Presenter

We spoke to Latvia’s foreign minister Edgars Rinkēvičs and began by asking him how concerned he is about the prospect of Russia invading Ukraine.

The Omicron variant has dealt another blow to what was meant to be a lucrative Christmas party season.

Russia can expect “high impact economic consequences” if it goes ahead with military action against Ukraine, the new US ambassador to NATO has told this programme.

We spoke to Dame Carol Black, who led the government-commissioned review of drugs policy, and asked her if the key is decriminalisation and treating drug-taking as a chronic health condition.

The Foreign Office also says it will continue doing all it can to secure safe passage to help British nationals and eligible Afghans to leave the country.

It’s been more than 10 years since the start of the war in Syria with millions displaced or killed.

We spoke to Helen Westerman, head of Local Campaigns of the National Society for the Prevention of Cruelty to Children (NSPCC), and started by asking what is at the root cause of the abuse suffered by six-year-old Arthur Labinjo-Hughes.

They are the symbol of summer – swifts soaring across our skies. 

We spoke to Lily Caprani, head of advocacy for health and pandemic response at UNICEF, and asked whether speeding up the vaccine booster programme was the right priority for the UK.

We spoke to Dr Vicky Baillie, a senior researcher at the Vaccine and Infectious Disease Analytics research unit at Wits University in South Africa.

A convicted murderer, who used a narwhal tusk to tackle Fishmongers’ Hall attacker Usman Khan, has spoken exclusively to Channel 4 News, saying his actions prove “people can change”. 

“I’ve always been ambitious to change the way British art galleries are,” says the artist Lubaina Himid, the first Black woman to win the Turner Prize four years ago. 

We spoke to Professor Nick Lemoine, one of the doctors leading the UK’s efforts to understand and develop treatments for long Covid.

We asked for an interview with someone from the government but no one was available.

We spoke to Richard Pebody, who leads the high-threat pathogen team for the World Health Organization in Europe.