Six O'Clock News

The UK and allies say tests have shown the Russian opposition leader, Alexei Navalny, was killed by an extremely rare poision found in the skin of Ecuadorean dart frogs. The Russian government has denied any involvement. The US Secretary of State, Marco Rubio, has told the Munich Security Conference that Europe must show it shares Washington's values as part of a revitalised transatlantic relationship. Gisele Pelicot, who was drugged and raped by her husband and dozens of other men, has told the BBC she wants to visit him in prison to get answers.

A decision to ban Palestine Action as a terror group last year has been ruled as unlawful by the High Court. Also: Two men, who planned what police said could have been Britain's deadliest terror attack, have been jailed for life. And as Wales prepare to face France in the Six Nations on Sunday, thousands of tickets for the match in Cardiff remain unsold.

The government has published its first guidance for schools in England on supporting children who are questioning their gender. Also: Number Ten confirms the ousting of Sir Chris Wormald as cabinet secretary, the third senior official to go in a matter of days. And after three long weeks, Aberdeen has finally seen some sunshine.

The former Prime Minister Gordon Brown has called for police to interview Andrew Mountbatten Windsor over his links to the sex offender, Jeffrey Epstein. The former Prince has strongly denied any wrongdoing. Also: Sir Keir Starmer has said his former communications chief, Lord Doyle, didn't give a full account of his actions when he was awarded a peerage, despite his links to a paedophile. And a Ukrainian Olympic skeleton racer has worn a helmet, which features images of people killed during Russia's invasion of his country, despite it being banned.

Sir Keir Starmer has insisted he will "never walk away" from his mandate to change the country after coming under intense pressure to resign in the wake of the scandal surrounding Lord Mandelson. Also: A teenager has been jailed for at least 13 years for what police say was the random, unprovoked murder of a 12-year-old boy as he walked home from school. And a village in the Lake District says it is "dismayed" no doctors want to work there after an advert for a new GP failed to attract a single applicant.