Candles Against the Darkness – Last week, Russia launched its 14th attack on Ukraine's energy grid. Scott Pelley reports from Ukraine on how the population is surviving these assaults and living without light, heat, and water. As the war touches every Ukrainian home with blackouts across the country, its people remain resilient, defiant, and united. Prime Minister Marin – Following the invasion of Ukraine, Finland, which shares a border with Russia, announced it would apply for NATO membership – ending seven decades of Finnish military neutrality. Sharyn Alfonsi profiles the prime minister of Finland, Sanna Marin, who called for her country to join the alliance, at the prime minister's official residence in Helsinki. The Historymakers – The achievements of historically significant Black Americans are at risk of going unpreserved as important figures die without documenting their stories for future generations. Bill Whitaker explores how one organization tries to prevent that by creating an expansive digital archive of first-person accounts of the Black experience.